Bats discover surround sound A new study by researchers shows that the furled leaves of Heliconia and Calathea plants where Spix’s disc-winged bats make their home actually help to amplify and transmit the social calls of the bats.
Oct. 18, 2013 - Science Daily
Costa Rica Bats Use Rolled-Up Leaves As ‘Trumpets’ To Amplify Calls [PHOTO] Scientists studying Spix’s disk-winged bats, a leaf-dwelling bat native to South America, found that the creature uses furled leaves to amplify the calls of their friends flying overhead – like Mother Nature’s version of a hearing aid.
Oct. 16, 2013 - International Business Times