Wongleback Beetle

"Wongleback Beetles" are a deadly insect that is toxic to all animals (especially Crocodiles). They have blue spots on there backs and have vicious fangs showing out of there mouths.

A legendary hero named Lugo the Great and his faithful friend Zonk fought the Wonglebacks to wipe out the deadly spices. It was described by Ol' Vern that one got away from Crocadoo and has came back with all its friends to get revenge, when only Hardacre was mass-producing fake ones. One did appear in the present date found by Jazz hiding in a little box.

They appeared in the episode "Watch Out For The Wonglebacks".

Trivia

 * This beetle doesn't exist in real life, so that is lucky for us and the real Crocodiles.
 * In the show, most likely these beetles are extinct.