Until now, no one had been able to determine where the distinctive, one-humped creatures were first domesticated.
A new study argues that the tiny animal actually has less than 1 percent of its genes borrowed from other species.
Fragments of DNA may be preserved in the fossil of the pregnant T. rex.
There are more species of rattlesnakes slithering around the U.S. than previously thought.
The incorrect assessments harm the animals’ chances of finding homes and potentially put their lives at risk.
Grieving dog owners pay a firm $100,000 to clone new pets from their deceased dog’s DNA.
Tiny tardigrades can survive in extreme climates -- even outer space, where they've not only survived but also bred. It gets weirder, too. It turns out nearly a sixth of their DNA isn't even theirs.
All dogs alive today can trace at least some of their ancestry back to dogs that were domesticated 33,000 years ago in southern East Asia, suggests one of the most extensive ever investigations of canine DNA.
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