Smithsonian Magazine on MSN
Rare Red-Necked Ostriches Introduced in Saudi Arabia to Replace Birds That Went Extinct More Than 80 Years Ago
The released birds are the closest living relatives of the extinct Arabian ostrich. The flightless animals' return is part of ...
Smithsonian Magazine on MSN
Sharklike Fish With Weird, Buzz-Saw Jaws Sliced Through the Seas, Then Vanished. Now, Paleontologists Are Unraveling Their Secrets
These "total monsters of fishes" are extinct today, though new clues about their lives come from CT scans and their closest ...
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