An invertebrate is an animal without a backbone – the group includes 97% of all animal species. This guy was going 100miles an hour towards my spinach patch. He didn’t mind slowing down and posing for the camera!
Cropped and slight sharpening only in post-editing.

Canon EOS 450D DSLR with Canon 15-85 zoom lens.
f5.6, 1/100sec, ISO 400 at 85mm.