Paxel, the GECO
Paxel is one of the G.E.C.O.s (Genetically Engineered Cave Organisms) that were discovered by Dr. Bolton and looked after. Paxel met the Street Sharks back in the second season, but isn't named until the episode Cave Sharks. He seeks the Sharks help on the advice of Dr. Bolton to rid his home of the Wolverinepedes.