Template:POTD/2012-02-10

From Wikipedia, the free encyclopedia
Dendropsophus microcephalus
A male Dendropsophus microcephalus frog, displaying its vocal sac—membranes of skin under the throat or on the corner of the mouth that distend to amplify its call. The species lives in moist areas in most of Central America and northern South America.Photo: Brian Gratwicke