Monthly Archives January 2009

Water Scorpions eat Damselfly Naiad

water scorpions share meal
Tue, Jan 6, 2009 at 10:49 AM
Hi,
I thought you guys might like this picture I took last year. Over the summer I raised several water scorpions, and these are two of them. They were both eating the same damselfly larva at the same time. I thought that this was a rare moment and snapped several shots. I later realized that the darker one had little egg pouches, or mites of some kind on one of its legs, and that there is another damselfly larva on the lighter one’s back. I hope you guys enjoy this image. Thanks again for the awesome site.
Josh Kouri
Oklahoma

water scorpions eat naiad josh 300x204 Water Scorpions eat Damselfly Naiad

Water Scorpions eat Damselfly Naiad

Hi again Josh,
Thanks for the interesting image of two Water Scorpions feeding on a Damselfly Naiad.  It will be an excellent addition to our Food Chain section.  We took the liberty of adding Oklahoma to your posting as you did not submit your letter using our new form that requires a location.  Adding the location requirement to our online form has saved us the bother of writing back for a location.  Please include a location in any future letters.

What's That Bug? does not endorse extermination

More Toxic Milkweed Grasshopper Nymphs from South Africa

Green Milkweed Locust?
Tue, Jan 6, 2009 at 8:27 AM
Green Milkweed Locust (Phymateus viripides)? Is out of range according to guidebooks but ID seems 99%
Photographed in the Langeberg Range in South Africa in montane fynbos ecosystem. Photo is attached
Brett
Langeberg Range in South Africa

pyrgomorphid nymphs brett 300x221 More Toxic Milkweed Grasshopper Nymphs from South Africa

Immature Toxic Milkweed Grasshoppers

Hi Brett,
How nice to get additional Pyrgomorphid Grasshopper images from you. These immature nymphs may be difficult to identify to the species level since they undergo color changes in the maturation process. Toxic Milkweed Grasshoppers are also known as Gaudy Grasshoppers. Since it is now summer in South Africa, we would expect the grasshoppers to be mature. Is it possible this photo was taken earlier in the season?

It was taken about six weeks ago
Thanks,
Brett

1

Tersa Sphinx Caterpillars

Unknown caterpillars
Mon, Jan 5, 2009 at 4:20 AM
I thought I picked two brown caterpillars with fake eyes from my mother’s penta plant in Sun City Florida yesterday. When I opened the jar to photograph them this morning, I had two browns and two greens, all with false eyes. I never kill bugs without knowing what they are but I can’t find these in my caterpillar book.
V Parsons
Central Florida

tersa cat brown v 300x235 Tersa Sphinx Caterpillars

Tersa Sphinx Caterpillar: Brown Morph

Dear V,
Both the green caterpillars and the brown caterpillars are the same species.  The Tersa Sphinx, like many other Sphinx Moths, have caterpillars in different colors.  These different morphs probably aid in the survival of the species.  Predators that notice the brown caterpillars may not notice the green individuals just inches away.  To see images of the adult moth and to read more about the Tersa Sphinx, Xylophanes tersa, you can search Bill Oehlke’s excellent website.

tersa cat green v 292x300 Tersa Sphinx Caterpillars

Tersa Sphinx Caterpillar: Green Morph

Thank you so much! I gave the caterpillars to a friend with a lot of penta and a six-year-old grandaughter who loves bugs — she’ll take good care of them icon smile Tersa Sphinx Caterpillars

1

What's That Bug? does not endorse extermination

Immature Toxic Milkweed Grasshopper from South Africa

South African Grasshopper
Mon, Jan 5, 2009 at 7:43 AM
Photographed at Cape Point, SA. A photo is attached.
Brett
Cape Point, South Africa

toxic grasshopper nymph africa brett 300x283 Immature Toxic Milkweed Grasshopper from South Africa

Immature Toxic Milkweed Grasshopper

Hi Brett,
This is an immature Toxic Milkweed Grasshopper, AKA Gaudy Grasshopper, AKA Bushlocust, in the family Pyrgomorphidae.  It may be Phymateus saxosus, but we are not certain.  Grasshoppers in this family feed on toxic milkweed and stores the toxic compounds in their bodies.  If injested, sickness or possibly even death may result.  The warning colors are a signal to not eat.

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Goliath Stick Insect from Australia

Australian Bug
Sun, Jan 4, 2009 at 4:25 PM
Hi There Bugman!!
I found your email address on a site and wondered if you could help with the identification of the attached bug he is 6 – 7″ long and very calm and happy to be on my porch – not sure if I like him there though!!!
Thankyou
Angie
Qld Australia

goliath stick insect australia angie 300x248 Goliath Stick Insect from Australia

Goliath Stick Insect

Hi Angie,
With not too much effort, we identified your Stick Insect as the Goliath Stick Insect, Eurycnemma goliath which feeds on the leaves of eucalyptus trees. We first located it on the Brisbane Insect Web Site, which incidates “Goliath Stick Insects are the master of camouflage. We notice that they have at least the following methods to hide themselves from predators;
1. Their bodies, colour and shape made them look like part of the plant.
2. When staying motionless, they always put their front legs in front of their head, to made themselves look more like part of the plant.
3. They usually feed at night, during the day time they just hang motionless on the plants.
4. They eat the whole leaf, usually they do not leave part of the leaf uneaten, like most grasshoppers do.
5. Even when they move, they simulate the swaying motion, like the movement caused by the wind blowing.
6. Their eggs, called ova, look like seeds, so the predators do not notice the insect by the seeds.
7. They discard their dropping, called frass, very far away so that the predators do not notice the insect.”
Then we found more information on raising it in captivity on the Microcosmos Website.  Also, we believe he is a she.

Owl Moth from Gulf of Mexico

White Witch Moth?
Mon, Jan 5, 2009 at 12:38 AM
This specimen was a passerby on the ship Skandi Neptune in the Gulf of Mexico Jan4/09. About 60 nautical miles from nearest land, Mississippi delta. Ship hasn’t been in port since Dec.10th.
Greg Rivers
28°12’57″N 088°33’30″W

owl moth greg shipboard 300x166 Owl Moth from Gulf of Mexico

Owl Moth

Hi Greg,
The White Witch is a massive specimen with the largest wingspan of any butterfly or moth. We believe your specimen is an Owl Moth, Thysania zenobia, which can be viewed on the Moth Photographers Group Web Site.  Some of the Owlet Moths, including the Black Witch, are powerful fliers and it is possible they may fly or be blown far out to sea.  It is possible your ship picked up an extra passenger while sailing and not while docked.

Grass Skippers are Sachem Skippers

Help with skippers
Sun, Jan 4, 2009 at 10:15 AM
Dears Bugman:
Try as I might, I’m just not confident in my ID’s of all those pesky little orange skippers in my garden and lawn. I’m getting pretty good at the rest of the butterflies, but those skippers–yeeeshh!

skipper 1 john 279x300 Grass Skippers are Sachem Skippers

Grass Skipper 1

I think I’ve been able to ID sachems and Peck’s skippers, but I wouldn’t bet my reputation on it (what little reputation there is). Wonder if you could take a look at the attached pics and give me a clue. I’ve also attached pics of a couple interesting moths I couldn’t ID. All these photos were taken summer 2008. Much obliged! (P.S. love your site!)
John Meredig
Spencer County, Southwest Indiana

skipper 2 john 300x236 Grass Skippers are Sachem Skippers

Grass Skipper 2

Dear John,
Your letter is quite amusing, and we are quite certain the peskiness you mention has more to do with trying to identify the species than it does with the behavior of the Skippers. We too are quite frustrated when attempting to identify species of Skippers, and we generally just lump them all together as Grass Skippers in the subfamily Hesperiinae, which Jeffrey Glassberg describes in Butterflies Through Binoculars The West as: “Generally smaller than spread-wing skippers, most grass skippers have a rapid darting flight. When landed, theri wings are kept completely closed (often), or with the HWs [hind wings] more or less completely open but with the FWs [fore wings] only partially opened, forming a V or U. Males usually have a black ‘stigma’ on the FW that contains specialized sex scales. The characteristics of the stigma are sometimes useful for identification.”

skipper 3 john 300x240 Grass Skippers are Sachem Skippers

Grass Skipper 3

We are sorry we cannot assist you more with exact species identification and we hope our own reputation has not suffered adversely because of this. We are posting all of your Grass Skipper images in the hopes that our readership can assist in the identification, though we would not eliminate the possibility that they are all the same species. Your photos are quite excellent and we hope you consider sending us some other underrepresented butterfly species one at a time for possible posting consideration.

skippers 4 john 300x237 Grass Skippers are Sachem Skippers

Grass Skippers 4

Update
Re: Help with skippers – Jan 4, 2009
Happy New Year Daniel:
Indeed, the little orange grass skippers can be frustrating. However, John’s excellent photos clearly show the very large, squarish, black stigma that is characteristic of a male Sachem (Atalopedes campestris). There’s always room for some uncertainty when dealing with grass skippers, but I am reasonably certain about this one. Regards.
Karl

Red Spot Assassin Bug from Tanzania

Mystery Tanzanian bug
Sun, Jan 4, 2009 at 10:07 AM
Mystery Tanzanian bug
Dear WTB,
I’m hoping someone can help me identify this splendid black and red specimen that was given to me as a Christmas present (yes really!) last week by the manager of the Sable Mountain safari lodge in the Selous game reserve, eastern Tanzania. He didn’t know what it is either, but he thought I might like it (!).
It was about 2 inches long in the body and has a strange curved mouthpart. Sorry the photo is blurry as it was camera shy and kept moving!
Sally
Selous game reserve, Tanzania

red spot assassin africa 300x206 Red Spot Assassin Bug from Tanzania

Red Spot Assassin Bug

Hi Sally,
Your strikingly beautiful insect is a Red Spot Assassin Bug, Platymeris laevicollis, which we located on the Saint Louis Zoo Website, or a closely related species.  If mishandled, Assassin Bugs will deliver a painful bite.


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