Is it a dead frilled shark? Or a decayed whale or an oarfish? Or even a hoax?
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Their horns are made of the same stuff as human fingernails!
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Over the last 24 hours, Sudan's health declined to the point where he was suffering a great deal and unable to walk.
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Whether they're used as digging tools, grasping suckers or killing machines, animal feet can be downright bizarre.
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These animals used to be giant.
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The American West has long been as much of an idea and a dream as an actual place. And one of its stars is surely the turkey vulture. Here's a look at the majestic birds in all their glory.
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Python moms care for their babies, even though it wears them down.
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A "snorkeling" walrus has achieved its 15 minutes of fame after a photo of the flippered behemoth was tweeted along with this oddly charming wildlife fact: "Good morning, walruses sometimes hook their teeth on the ice and relax."
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The discovery of not just one, but 15 fossilized brains from a 520-million-year-old marine predator is helping scientists understand how ancient brains evolved into the complex command centers they are today.
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Archaeopteryx was an evolutionary link between dinosaurs and birds.
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