Nature

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For the first time, researchers have documented the violent clash of predators from two very different worlds, discovering evidence of alligators feasting on sharks in the wild. While there have been anecdotal reports of this kind of thing happening before, it’s never been comprehensively studied, since ordinarily the American alligator (Alligator mississippiensis) and sharks occupy
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This Northern Hemisphere summer, researchers spent two months collecting samples from a submerged landmass known as Zealandia. As a result, we could gain new insight into everything from ancient life forms to climate change.   Tens of millions of years ago, a landmass that’s being referred to as Zealandia was largely submerged beneath the Pacific
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Wolves have an understanding of cause-and-effect that domesticated dogs do not – and they’re just as good as dogs at following directions given by a human. This difference in cognition may have something to do with the domestication process, according to researchers from the Wolf Science Centre at the University of Veterinary Medicine in Vienna.