Typically, male birds have more vivid colours than females. As Charles Darwin first explained, the most colourful males are ...

Mirasaura grauvogeli had a featherlike crest and a tail like a monkey. “It's been a long time since I've been so blown away by a new fossil discovery.” ...

By Mongabay.com Six blue-and-yellow macaws are gracing the skies of São Simão, in Brazil’s southeastern São Paulo state, after more than five decades of local extinction, Mongabay contributor Suzana ...