This newly discovered, but now extinct carnivore lived about 22 million years ago in what is now Kenya. It was larger than a polar bear, the largest land-based carnivore alive today.
Paleontologists have unearthed a new 69 million-year-old mammal species in the North Slope of Alaska.
A newfound dinosaur seems to wear its heart on its tail, according to paleontologists who found the enormous beast and realized this "hopeless romantic" had heart-shaped tail bones.
With tentacle-covered snouts, claw-like spines that protrude from their heads and bodies covered in armor, these newfound catfish look more myth than reality.
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