Deep in the ocean, you can find a strange fish with teeth not just in its mouth, but also on its head. The spotted ratfish, a relative of sharks, measures about two feet long and is found in the ...
The next time you wince from an ice-cold drink or a too-hot slice of pizza, blame your ancestors. Specifically, the armor-plated fish that swam Earth’s oceans over 460 million years ago. A new study ...
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 ...
What has needle-like teeth so large they don’t fit inside its mouth, a huge gaping jaw that completely engulfs its prey, and lives in the ocean zone where sunlight can’t reach? That would be the ...
To say spotted ratfish are unusual is an understatement. Related to sharks, they abound in the inky dark depths of the Puget Sound. Armed with a venomous fin, they swim gracefully along the sea floor ...
It's not what you do, it's how readily you do it. Rapid evolutionary change might have more to do with how easily a key innovation can be gained or lost rather than with the innovation itself, ...
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