PBS Nova explained how a small terrestrial bird was able to survive the devastating asteroid that caused a mass extinction ...

Near the end of the age of dinosaurs, a bird resembling today's loons and grebes dove for fish and other prey in the perilous ...

The near-complete fossil skull, unearthed on Vega Island near the Antarctic Peninsula, reveals a bird that thrived in the ...

Vegavis, an ancient bird from Antarctica, identified as the oldest modern bird ancestor with specialized fish-hunting adaptations.

"I would say that any modern biologist would, or should, say that birds are reptiles," Martin Stervander, an evolutionary ...

Anyone who has watched a rooster stalking around a farmyard might agree that there is something very dinosaur-like about birds. That may come as no surprise, given that birds are dinosaurs. But in ...

Phylogeny for birds Under this system, organisms are grouped into "clades," which are distinct branches on the phylogenetic tree that include all the descendants of a most recent shared ancestor ...