Over the past half century, researchers have established that birds evolved from dinosaurs: specifically, the theropods, the ...
Songbirds on the UCLA campus changed beak shapes during the pandemic, according to a new study. Researchers suspect it might be a case of rapid evolution.
WASHINGTON — The largest "Sesame Street" digital library is now on YouTube, featuring more than 100 full episodes, all ...
A rare species prized by birders in Southern Arizona has been unceremoniously stripped of its elegance, and at least one local expert isn’t happy about the change. A leading panel of taxonomists ...
Enjoy the elegant trogon, a longtime summer visitor to Southern Arizona that now is increasingly staying for the winter. But don't get too attached to the purple finch, because that mountain bird's ...