Researchers found crocodilians, bats, raccoons and other creatures prowling a Florida town’s storm drains, “like something out of ‘Teenage Mutant Ninja Turtles,’” one said.

Cameras were placed in storm water sewer systems in different locations in Alachua County in Florida to track how wildlife use them to get about.

A new study, published in the journal Urban Naturalist, examined how wild animals use Florida’s well-connected subterranean stormwater sewer systems (SSS). Researchers used camera traps to find how wildlife exploited this pathway,