Discover how the first mass extinction put jawed fishes on the map, species that would later come to dominate animal life on ...
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 ...
A pair of 'Sacabambaspis' fish, around 14 inches (35 centimeters) in length, which had distinct, forward-facing eyes and an ...
About 445 million years ago, Earth nearly wiped out life in the oceans. Glaciers spread across the supercontinent Gondwana, ...
Some 445 million years ago, life on Earth was forever changed. During the geological blink of an eye, glaciers formed over ...
The rare, pale grotto sculpin fish has become a rallying point for local support and conservation efforts in Perry County.
AZ Animals on MSN
Meet the Massive Prehistoric Fish That Survived on Plankton
Long before whales dominated the oceans, Earth’s seas were home to a fish so massive it continues to challenge our ...
Efforts to save the Topeka shiner have restored hundreds of oxbow lakes across Iowa. Now, those wetlands are helping to ...
A tiny fish long feared lost has resurfaced in Bolivia, offering a rare conservation success story amid widespread habitat destruction. Moema claudiae, a seasonal killifish unseen for more than 20 ...
The Rio Grande cooter faces significant threats from oil and gas operations in Texas and New Mexico, as well as climate ...
During a geological blink of an eye, glaciers formed over the supercontinent Gondwana, drying out many of the vast, shallow ...
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