To source their food, some predators eavesdrop on calls emitted by prey. Fringe-lipped bats, which range from Panama to Brazil, are some of the most skilled eavesdroppers in the world. They are ...

Friends of the Rouge seeks volunteers for its annual survey to monitor the health of wetlands in the Rouge River watershed. Volunteers will be trained to identify frog and toad calls, as these ...

CEDAR RAPIDS, Iowa (KCRG)— Volunteers are out in full force this spring, but some of their work may look a little odd. People volunteering for the Department of Natural Resources Frog and Toad call ...

A fringe-lipped bat, Trachops cirrhosus, responds to the calls of the túngara frog, Engystomops pustulosus, one of its preferred prey species. First, the bat hears the call of a single male túngara ...

A fringe-lipped bat, Trachops cirrhosus, approaches a Fitzinger's robber frog, Craugastor fitzingeri, in Panama. This species of bat eavesdrops on the mating calls that male frogs produce to attract ...