Acraga coa larva Here is another fun caterpillar! The translucent Jewel Caterpillar! It does not have urticating hairs like some other caterpillars, but can repel predators through its glutinous cones.
Camouflage - Wavy-lined emerald moth or camouflaged looper (Synchlora aerata). It is a species of moth of the Geometridae family and can be found in most of North America. // photo by Jim McCormac / source info from Wikipedia
The anti-theft technology inspired by Bombardier beetle. ETH department of chemistry designed a film from the process of bombardier beetle defense mechanism. Know more about bombardier beetle and the ATM anti-theft devices here.