Fish and Wildlife Research Institute

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Perdido Key Beach Mouse

The Perdido Key Beach Mouse is a federally listed endangered species that only resides in the dunes of Perdido Key, a small island located near Pensacola.



Species Profile

This small mouse forages mostly on seeds and fruits of dune plants and occupies multiple burrows in the sands of a 15-mile island on the Gulf coast.

Living with Beach Mice

Learn more about living with Florida's beach mouse species, and what you can do to help them.


FWC Facts:
Otoliths, commonly known as "ear stones," are hard, bone-like structures located directly behind the brain of bony fishes. These structures aid fish in balance and hearing.

Learn More at AskFWC