Subject: What’s this big?
Location: Southeast
June 8, 2014 2:04 pm
Saw this at a friends house and was wondering what exactly it is. Thanks!
Signature: Scott in SC
Dear Scott,
This memorable looking Hornworm is the caterpillar of a Tersa Sphinx, Xylophanes tersa. Tersa Sphinx Caterpillars can be either green or brown. You can read more about the Tersa Sphinx on the Sphingidae of the Americas website.