Analysis of the neck bones of an extinct member of the giraffe family tell the story.
An unusual skeleton discovered in fossilized dinosaur yak might not be the creature we thought it was after all.
Fossils reveal a rat that was 10 times the size of today's variety.
Complex animal life may have begun some 9 million years earlier than previously thought.
Famous fossil location in South Dakota yields the 17-foot 'Dakotaraptor.'
The bigger the bite -- the better to bite the heads off prey.
The creature had a massive wingspan of about 4.5 feet and sported a total of 110 teeth.
The skeleton dates to about 62.5 million to 62 million years ago, making it the oldest modern bird in North America alive after the dinosaurs.
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