Discovery shows dinosaurs may have been the original lovebirds

Dinosaurs engaged in mating behavior similar to modern birds, leaving the fossil evidence behind in 100 million year old rocks, according to new research by Martin Lockley, professor of geology at the University of Colorado ...

How bird evolution swapped snouts for beaks

Birds are among the most successful creatures on the planet, with more than 10,000 species living across the globe, occupying a dizzying array of niches and eating everything from large animals to hard-to-open nuts and seeds.

Early bird winds back the avian clock

Modern birds may have evolved six million years earlier than thought, said Chinese palaeontologists Wednesday after analyzing the fossil remains of a previously unknown prehistoric relative.

Differences in feathers shed light on evolution of flight

The asymmetrical flight feathers of their wings are among the most distinctive features of living birds. But how are these feathers actually constructed, and when did they first appear in evolutionary history?

Tooth loss in birds occurred about 116 million years ago

The absence of teeth or "edentulism" has evolved on multiple occasions within vertebrates including birds, turtles, and a few groups of mammals such as anteaters, baleen whales and pangolins. Where early birds are concerned, ...

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