October 25, 2012
A crested coua chick at the Wildlife Conservation Society’s Central Park Zoo showing off its unique oral markings. Photo by: Julie Larsen Maher.
Every crested coua chick is born with unique markings on the inside of its mouth, much like fingerprints. Scientists believe that the markings help adult crested couas know which chicks to feed. The markings fade as the chicks hit maturity.
Adult crested coua in Madagascar. Photo by: Rhett A. Butler.