Texas A & M AgriLife Extension has a handy online insect reference for your browsing, research and what-is-that disputes.
Check it out at https://insects.tamu.edu/fieldguide/
Then, at http://vegipm.tamu.edu/imageindex.html, you can click on a photo and get information.
"High resolution color photographs of insects common to the vegetable garden have been grouped into clusters to aid in identification. Click on the insect group to go to a higher magnification view of the photo. When you find the insect you wish to identify, click on its photo and you will receive a page of detailed information that describes the insect and how it damages plants. At the bottom of the detail page, you may search the vegIPM database for cultural, biological and chemical controls for the pest."
And, what the insects eat, their identity and what they look like in life stages is at
Very handy if you grow fruit and vegetables.