An Amazonian bird turned out to be five distinct species; two of them were previously unknown to the scientific community.

In the heart of the Amazon, where pristine rainforest remains largely untouched by humans, birds are shrinking. For about four decades, researchers collected and measured 77 species of birds at forest ...

The results of a study on birds in the Amazon rainforest has shown that birds have gotten physically smaller over the last four decades, and scientists believe that a warming planet may be the reason.

Scientists have found something strange has been happening among sensitive bird species in the Brazilian Amazon in recent years. Not only were the birds declining in number, but their bodies were also ...

Dragonfly’s thirteenth Diversity Cafe features Dr. Ursula Valdez. Dr. Valdez is a Peruvian-USA Avian tropical ecologist and conservationist. She focuses on studies of bird community ecology, habitat ...