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What's That Bug? does not endorse extermination

Paper Wasp in the Shower

Mystery Wasp in Shower
October 3, 2009
Greetings, bug people!
Well, last week a buddy and me were just sitting around hanging out on our day off. He got up to go use the bathroom and I heard him say from around the corner, “Uh…you’ve got a wasp in the shower……it’s looking at me…”
Naturally my curiosity had me heading to the bathroom…slowly, I might add…the red wasps have been crazy down here for the last couple months and I didn’t want to risk my friend seeing a grown man cry….
So anyway, I made my way to the bathroom and this is what I saw staring through the shower curtain at us. At first my brain said “red wasp!” just from the shape, but with closer inspection (once we determined it was apparently in a pretty docile mood) that was ruled out.
It almost reminds me of some of the hornets we have down here what with the yellow coloring and all, but I’ve never seen one built so delicately. Most of the hornets we have are more the “Don’t let the cat out or it’ll get carried off.” kind of hornet. This is built more like the reds but at the same time it’s got some dirt-dobber type features.
After staring at it point-blank for a while it was obvious he wasn’t too perturbed by our presence so I snapped a few pictures with my phone through the clear curtain. We caught him (first try! Heheheh) with a couple drinking cups, and he was put out into the back yard.
Sorry the picture’s a little blurry, as I said it was taken through a clear shower curtain with a cell-phone camera…my digital is currently in Alabama with the other half of my divorce….but anyway…
It’s hard to tell but the patch on the front of the head is light yellow, as are the joints where the middle set of legs meet the thorax. Never really got a good look at the dorsal side but there appeared to be some faint striping on the abdomen. Couldn’t tell you what the rest of him looked like, what’s in the picture is what I could see. I’ll admit I ran off like a pansy when he was released. I’ve caught and released many a bug in my life and I’ve noticed a trend…no matter how calm they may be sitting around in the house, most tend to be a bit agitated upon finding themselves being transported outdoors….and people wonder why I prefer fish. I might have grown up outside but I don’t like being stung any more than anyone else.
So long story short, flying insect in my bathroom, took picture, released it, we both ran away, everybody happy.
Thanks, bug people! More to come, I’m sure! :)
Kris
Southeast Texas

Paper Wasp in the Shower

Paper Wasp in the Shower

Hi Kris,
What a nice descriptive letter you have sent us.  We believe this is a Paper Wasp in the genus Polistes, and your comparison to the Red Wasp is well observed as the Red Wasp, Polistes carolina, is closely related.  We are reluctant to attempt an exact species identification without a dorsal view, but we will see if Eric Eaton can assist in that area.

Hey, thanks for the timely reply! I know y’all are pretty busy so I appreciate the effort! :)
I see what you mean about the relation to the reds. I thought it was similarly built and now I know why.
On a fairly related note, down here we have two different wasps that we call “red wasps.” There are the red-tails and the black-tails (really it’s the abdomen color that varies but hang with me here). We have both varieties in great numbers, and even though we have to combat them constantly around my grandparents’ house due to the presence of young children we like to leave them alone when we find them elsewhere because, frankly, you won’t find a better way to fight cut-worms and horn-worms in the tomato patch than good-ol’ red wasps, and with the drop in the honey-bee population in the area over the last decade they have even taken up a large part of the pollination. Unfortunately all attempts at negotiating a settlement that would benefit both parties have ended in disaster and the wasps continue their attempts to colonize everything from the tool shed to the eves outside the front door.
Aaaaand I’ve gotten slightly off-topic….so anyway, whereas the black-tailed variety will generaly leave you alone if left alone in turn the red-tails are notably more aggr essive. Yeah, sure, they’ll give the usual warning hum by rapidly vibrating their wings if you get within about ten feet of the nest, which is great…..if you happen to be another insect and can detect such frequencies of sound! I’ve also noticed that the red-tails, unlike the black-tails, will often have two to five of their brethren patrolling an area around the nest within about twenty feet. It’s like a combat-air-patrol over an aircraft carrier! They’re smarter than we give them credit for….
The nests appear to be the same building style beween the two types, but I’ve noticed the red-tails tend to keep a small nest of three to four insects with maybe a dozen chambers whereas my grandfather and I have found black-tail nests that wouldn’t fit in his hat and were absolutely covered in wasps. I don’t know if this is just a natural trait or if it’s something the reds have adapted to counter the more aggressive stance we’ve taken against their species to keep them out of the yard. Small hard to find nests tucked away in tighter areas than the black-tails so that even if we do find the nest wiping it out will only get rid of one or two insects…..again….smarter than we give credit for.
Now I don’t want you to get the wrong idea about me just because I do my share in the seasonal battle at my grandparents’ place. Like I said, we all know that they serve a vital role  out on the farm and it’s only the nests around the house that we try to control. All us youngsters are educated on them (sometimes the hard way…say, behind the right earlobe for instance….) as early as possible. We actually have a handful of nests around my own house, both red and black-tails. I’ve let them be except for an incident with a nest of reds I literally walked right under without seeing until it was too late and have in turn been allowed to wander the yard freely. I think this is largely due to the two pear trees in the yard which both produced grandly this year. The wasps, both red and black-tail, absolutely LOVE the pears. Which doesn’t really surprise me because I had a couple of those pears myself and I have to say they were about the sweetest and juiciest I’ve had in my life. I can only imagine the energy burst they would give to an insect of that size. They seemed content to let me pass so long as I didn’t disturb their partaking of the grounded fruit. I tried repeatedly to get a picture of one doing its thing on a pear that a ‘possum had already started on but as you saw with the wasp in my shower my phone’s camera requires a subject of that size to be uncomfortably close and he just wasn’t having anything to do with me and my phone. After about the third try I ended up making a break for the house.
Anyway, I think I’ve taken up more than enough of your valuable time. Like I said, I=2 0appreciate the reply and so will Grandpa. He said he’d never seen a wasp like mine and he’s been down here since 1950….and he has seen some WEEEEEIIIRRRD stuff. He told me to let him know if I found out what it was and he’ll be proud his guess of “looks like it’s kin to a red wasp” was right on the money. If it’ll ever quit raining down here I’ll try to get out to their place and get some pictures for y’all. With summer being over the pickings will be a little slim, but I know some good places to look for stuff year around out there. I have GOT to get a new digital camera so I can stop trying to use this stupid little thing on my phone!
Again, thanks for the response! I’ve got another picture I want to send in but it’s in the eight-legged category and I’ll save it for later.
Have a good one, bug people!
Kris

Comment from Eric Eaton
Wow, Kris can really write an engaging and entertaining story!  Plus, it is obvious he is very well educated and appreciative of the natural world.  I’d love to meet him sometime….The wasp in the nice, clear image (camera phones must’ve come a long way lately) is a male paper wasp of some kind.  I know it is a male by the square, yellow face, long antennae with hooked tips, and the blunt tip of the abdomen.  So, no danger of getting stung because males do not have stingers!  Females have dark, triangular faces and shorter antennae.  At this time of year, paper wasp colonies are on the decline.  Males are left to their own devices, and females are seeking places to hibernate for the winter (though in Alabama the winter might still be a ways off, like late November or so).  Thanks for inviting me to read this, Daniel, it is very encouraging to see how intelligent, curious, and conservation-minded your readership is.
Eric

European Hornet attacted to light

Weird looking demon wasp bug
September 28, 2009
Hey WTB,
I saw this bug crawling outside my window tonight and I’ve never seen anything like it here! It looks like a cross between a mutated yellow jacket and a wasp. I checked your site but the closest thing I think could be is some kind of cicada killer but I’m not sure. The pictures don’t really give you a sense of size but I’d say the bug is about 3 inches long and the abdomen is about half and inch wide. Sorry about the pictures, it was flying quickly in and out of sight and those were the best pictures I could catch of it.
Thanks for your time and I love the site!
stephanie
knoxville, tn

European Hornet

European Hornet

Hi Stephanie,
We have been getting numerous reports of European Hornets, Vespa crabro, this year.  This introduced species is very adaptable, and it may displace native species once it becomes established in an area.

European Hornets

Large Bees- Wool Carders?
September 27, 2009
In searching through your site, I think I have identified these bees as Wool Carder Bees, but I am unsure. In looking at the link you supplied to the Wool Carder website, it said that these bees are active in June and July, and less active in August. It is late September here in Eastern Virginia, which makes me question whether I have identified these bees correctly.
I first noticed these bees because a couple were down in my driveway in the morning (around 7:30 am) before I left for work. Then, while pruning my butterfly bushes, I noticed several of them flying around. My daughter and I were shocked to see one of them take a small butterfly down to the ground, capture it, and fly to a nearby Bradford pear tree.
They do not seem particularily aggressive towards humans, and they are active at night and attracted to outdoor lights. This is a picture of two of them on my porch. The Wool Carder website said that they are solitary bees, which also makes me question my identification.
Are they dangerous? Should I search out the nest or just let them be?
Thank you!
N. Pritchard
Eastern Virginia (Richmond)

European Hornets

European Hornets

Dear N.,
These are European Hornets, Vespa crabro, an introduced species that has become well established in the eastern U.S.  BugGuide indicates:  “Adults come to lights at night, perhaps seeking prey?
“  We just got a comment to one of our Cicada Killer postings and the person claims to have been stung by a Cicada Killer that was attracted to lights.  We believe the culprit was the European Hornet.

What's That Bug? does not endorse extermination

European Hornet eats Dragonfly (Unknown Darner??)

Large redand yellow bee/wasp?
September 2, 2009
Would like to know the name of this bee-like bug that I found eating a dragonfly
Wondering999
Odenton, Maryland

European Hornet eats Dragonfly

European Hornet eats Dragonfly

Dear Wondering999,
The predator in your photo is a European Hornet, Vespa crabo, an introduced species, so we are tagging it as an Invasive Exotic.  You can read about the species on BugGuide.  The prey seems to resemble one of the Pilot Darners in the genus Coryphaeschna, but we are uncertain if the range is a far north as Maryland.  We would love assistance with the Dragonfly ID.  We didn’t have much luck on this Dragonfly of Maryland page.

European Hornet stings Cicada

Cicada killer!!!
August 19, 2009
Thought you guys would like these cool pictures of a cicada killer (I think) attacking a cicada!!! I heard a weird buzz and saw them fighting so I ran and got my camera…enjoy!!!
Brian M
Baltimore, MD

Cicada Killer stings Cicada

European Hornet stings Cicada

Hi Brian,
Wow.  What a fantastic action photo of a female Cicada Killer stinging a Cicada to feed her brood.

Correction
August 29, 2009
Hi, Daniel:
“Cicada killer stinging cicada” is actually a European hornet, Vespa crabro.  They are large, pretty fearless predators on a variety of other insects.  They will also raid bee hives for the honey, crushing worker bees in their massive jaws along the way.
Eric

Bee Killer eats European Paper Wasp

We saw this bug eating a wasp. We’ve never seen one before. What is it?
August 15, 2009
We saw this bug eating a wasp. We’ve never seen one before. What is it?
• Your letter to the bugman    Please help us identify this ugly unusual furry bug preying on a wasp. We live in the Los Angeles area and this was in our back yard.
Sincerely, Daniel and Jill
Los Angeles, CA

Bee Killer eats Golden Paper Wasp

Bee Killer eats Golden Paper Wasp

Dear Daniel and Jill,
The predator is a Robber Fly known as a Bee Killer, Mallophora fautrix, and the prey is a Golden Paper Wasp, Polistes aurifer.

Correction
August 15, 2009
The prey here is the European Paper Wasp, Polistes dominulus.
bugbrainz

Thanks for the correction. According to BugGuide:  “no other species of Vespidae has mostly orange antennae.”

Bald Faced Hornet’s Nest

Big, Beautiful Bald Faced Hornet Hive
August 4, 2009
Spotted this hive near our neighborhood swimming pool. It’s up fairly high as you can see in the first image. Hopefully no one will disturb it. My kids and I enjoyed watching all their activity from across the street. Through my last photo I believe I’ve identified these wasps as Bald faced hornets. I’m curious if they will leave the hive in winter? If so, will they return or would it be okay to take the hive down?
Resa in Atlanta
Atlanta, GA

Bald Faced Hornet's Nest

Bald Faced Hornet's Nest

Hi Resa,
Bald Faced Hornets are amazing wasps and we are happy to hear you have decided that you can coexist with them.
If the neighborhood pool is a public pool and the nest is on state or city land, we suspect some concerned parent may request that it be removed for safety.  We would also be concerned that some children might try to climb the tree to disturb the nest as Bald Faced Hornets can get very aggressive if their nest is disturbed.  Throwing rocks at the nest, which children may be inclined to do, could also have dangerous ramifications.  The Bald Faced Hornets will not sting unless provoked, but provocation can happen.  We are quite happy to hear that your own children are being educated about these majestic creatures, but sadly, all households in an urban environment are not so inclined.  Come winter the hive will die off and after mating, the new queens will find a warm place to hibernate so a new nest can be started in the spring.  Bald Faced Hornets to not reuse old nests and the nest in your photos will be abandoned.  We were just alerted to a recent online story entitled Invasive Yellow Jacket Wasps Altering Haleakala Ecosystem in the Honolulu Advisor about introduced Western Yellowjackets in Hawaii.  These are also annual wasps that typically build small nests each year, but the climate in Hawaii has allowed for multi-generational use of the nests which are becoming quite large.  When species are introduced to a new environment with a different climate and no predators, the indigenous species often suffer.

Bald Faced Hornets

Bald Faced Hornets

Hanging Thief eats Red Wasp

Crane Fly with a hefty meal I suspect?
August 1, 2009
I was at a park and I saw a pair (attached) of flying insects buzz by and so I naturally went over to have a look. I was expecting a mating pair but then I saw this. The blurry picture was while what I suspect is a Crane Fly was grappling for better control of the wasp (also a very windy day). I’m curious, is this indeed a Crane Fly?
Jeff
Mount Pleasant, SC (near Charleston)

Hanging Thief eats Red Wasp
Hanging Thief eats Red Wasp

Hi Jeff,
Your predator is a Robber Fly known as a Hanging Thief in the genus Diogmites which may be viewed on BugGuide,
and the prey is a Red Wasp, Polistes carolina, which can also be viewed on BugGuide.  Hanging Thieves often catch their prey while flying.  Hanging Thieves get their common name from their habit of hanging from one leg while eating.

Bald Faced Hornets and Magnolia Scale

Black Bee or Fly nesting in multiple tree branches
July 22, 2009
I have about 50 to 100 what I believe to be bees that have taken over a Magnolia tree 2 years running in Maryland. The appear to have shown up in the last few weeks. They do not care that I am observing them and do not approach me. They also have a these pod like nest all over the tree limbs that appear to be killing the leaves on the tree (black mold like takes over and then kills the leaf). If they behave like last year they will multiple quickly and will make it really difficult to eat on our patio. The last picture is a fly swatter but the insect was only stunned and few away after the picture.
Scott
Frederick, Maryland

Bald Faced Hornet and Magnolia Scale

Bald Faced Hornet and Magnolia Scale

Dear Scott,
You have two different insects and only one is a real problem.  The Bald Faced Hornets, Dolichovespula maculata
, are paper wasps and they build a nest of chewed wood pulp.  They are social wasps with a queen and they will defend their nest, potentially stinging the threat multiple times.  They are visiting your magnolia tree to feed on the sticky honeydew excreted by the Magnolia Scale, Neolecanium cornuparvum, that is infesting your tree.  the bumps on the branches are the mature female Scale insects and the sooty black mold is growing on the sticky honeydew that is secreted by the Magnolia Scale insects.  Here is how the Ohio State University Factsheet on Magnolia Scale reads:  “The magnolia scale, Neolecanium cornuparvum (Thro), is one of the largest and most conspicuous scale insects known to occur in Ohio. Adult females may reach nearly 1/2-inch in diameter when fully grown. The scale is shiny tan-brown and smooth. As the scales grow, they are often covered with a white mealy wax. This wax is lost at the time that the crawlers emerge.“  Here is how the Penn State Entomology Page describes damage due to Magnolia Scale:  “Magnolia scale prefers attacking star magnolia, Magnolia stellata , cucumbertree magnolia, M. acuminata , lily magnolia, M. liliiflora and saucer magnolia, M. soulangeana . They also attack other cultivars but usually with less frequency. Scale insects damage plants by removing plant fluids. Heavily infested trees can be seriously injured or killed by this species. A reduction in foliage and flower production may result from an infestation. Twig and branch dieback may also occur. Twigs of the host plant that are normally light green appear enlarged and purple from a massive magnolia scale infestation. This soft scale also secretes large amounts of honeydew which gives the plant an unsightly appearance; black sooty mold develops on the sticky honeydew. The honeydew attracts large numbers of ants, wasps, yellowjackets, and other noxious insects.“  If you rid your tree of Magnolia Scale (see the sources we have linked to) you will also be rid of the Bald Faced Hornets.  See BugGuide for more information on the Bald Faced Hornets.

Bald Faced Hornet feeding on black sooty mold on honeydew

Bald Faced Hornet feeding on black sooty mold on honeydew

A Comment about Bald Faced Hornets
docile bald faced hornets?
July 23, 2009
I have to say that i am quite shocked about the recent post about bald faced hornets and magnolia scale. I work in a cemetery on Long Island NY and about three years ago we had a big problem with bald faced hornets, they were everywhere, and very nasty….without provocation….they would attack if you got ANYWHERE close, i alomst got hit in the face from a nest 25ft up in a tree….and they would always attack your face/head. Unfortunately they all had to be irradicated due to visitor safety. Curios why they would be so aggressive? Maybe the proxcimity to NYC! hahaha

As we stated in our original response, the Bald Faced Hornets get very protective of their nest and are most likely to attack and sting if the nest is threatened, or if they perceive the nest to be threatened.  In Scott’s case, there was no nest in the magnolia tree, so the Bald Faced Hornets were docile.

Giant Hornet

Giant Hornet
Sun, May 3, 2009 at 6:15 AM
Hello again,
Thanks to your wonderful site and also to Jeff & Helen West of Winchester, VA (9/24/06), this beauty was easily identified as a Giant Hornet, Vespa crabro germana.  Maybe these photos will help the next person looking to identify a specimen.
It flew in the house last night, upset a guest, but didn’t make it to morning…found in this condition on the floor.
Many thanks Daniel,
R.G. Marion
Great Smoky Mountains, TN

Giant Hornet

Giant Hornet

Hi R.G.,
Thanks for sending us your photos of the Giant Hornet or European Hornet.  We recently posted a photo of a living specimen, and the inclusion of the ruler for scale should be quite helpful to our readership.

European Hornet: Queen Perhaps???

Eastern Cicada Killer?
Tue, Apr 28, 2009 at 11:25 AM
I was watching TV this morning, and heard a loud buzzing sound behind me. I found this huge hornet? I did some research and concluded that it was a Cicada Killer. I know it’s a ground dweller because I’ve seen these hornets go underground in a hole. I’m just not positive if it’s an Eastern Cicada Killer. Can you confirm?
Chris
Georgia, United States

European Hornet

European Hornet

Hi Chris,
Though the large size of your specimen is similar to the size of a Cicada Killer, your specimen is a European Hornet or Giant Hornet, Vespa crabro, possibly a queen emerged from hibernation.  According to BugGuide:  “Paper nest is built in hollow trees, or in human structures such as attics. Adults come to lights at night, perhaps seeking prey?
Queens emerge from hibernation during the spring, and they search for a suitable location in which to start a new nest. They build the nest with chewed wood pulp, and a few eggs are laid in individual paper cells; these eggs develop into non-reproductive workers. When 5-10 workers have emerged, they take over the care of the nest, and the rest of queen’s life is devoted solely to egg laying. The workers capture insects, bringing them back to the nest to feed the brood. Workers need more high-energy sugary foods such as sap and nectar, and hornet larvae are able to exude a sugary liquid which the workers can feed on.
The nest reaches its peak size towards mid September. At this time the queen lays eggs that develop into males (drones) and new queens, she then dies shortly after. The new queens and males mate during a ‘nuptial flight’, after which the males die, and the newly mated queens seek out suitable places in which to hibernate; the old nest is never re-used.”

Paper Wasp captures Caterpillar in Australia

aussietrev wasp foodchain pic
Thu, Apr 16, 2009 at 7:08 PM
Hi guys,
Walking along and this wasp came buzzing out from a small shrub and landed on a grass stem to finish off this caterpillar, which I think is one of the Geometridae. Taken in the Capricornia region of Queensland.
aussietrev
Qld, Australia

Paper Wasp captures Caterpillar

Paper Wasp captures Caterpillar

Hi Trevor,
We believe this is one of the social Paper Wasps, possibly Polistes tepidus, and we also believe it has captured the caterpillar to feed to larval wasps back at the nest.  The Brisbane Insect Page has photo documentation of a Polistes Paper Wasp skinning and “packaging” a large caterpillar into manageable portions for travel.  It states:  “The wasp cut a large piece from the caterpillar and carefully pack it into  ball shape for easy carrying. Then she started to fly back home to feed their  larvae. We noticed that the wasp circle around over the caterpillar body a few  time before she disappear. We believed she did that to recognize the location  so that she could come back after deliver the meal.”  Perhaps one of our readers can substantiate this.


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