(Phys.org) —A bizarre, pouched super-predator that terrorised South America millions of years ago had huge sabre-like teeth but its bite was weaker than that of a domestic cat, new research shows.
Archaeology
Jul 1, 2013
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Scientists studying how early land vertebrates evolved from fishes long thought that the animals developed legs for moving around on land well before their feeding systems and dietary habits changed enough to let them eat ...
Archaeology
May 1, 2013
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Placodonts were among the first marine reptiles. With their trademark crushing teeth, they fed on shellfish and crustaceans. However, when and where these highly specialized marine reptiles originated remained unclear until ...
Archaeology
Mar 27, 2013
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(Phys.org)—Using CAT scans and making 3-D virtual reconstructions of the jaws of the ancient fish Helicoprion, Idaho State University researchers have solved some of the mysteries surrounding large spiral fossils of this ...
Archaeology
Feb 27, 2013
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Many animals prefer food—snails, nuts, etc.—that must be cracked and crushed. Scientists have measured the maximum force of their impressive bites before, but a new study introduces a significant subtlety: bite force ...
Plants & Animals
Feb 12, 2013
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Recent research has brought to light the illegal practice of using mantraps to catch chimps in Uganda.
Plants & Animals
Jan 23, 2013
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(Phys.org)—Palaeontologists who examined a new fossil found in southern California have thrown doubt on earlier claims that a "killer walrus" once existed.
Archaeology
Jan 17, 2013
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(Phys.org)—Researchers have shown how the shape of a crocodile's snout could determine its ability to feast on certain types of prey, from large mammals to small fish.
Plants & Animals
Jan 17, 2013
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Chris Martin has bred more than 3,000 hybrid fish in his time as a graduate student in evolution and ecology at UC Davis, a pursuit that has helped him create one of the most comprehensive snapshots of natural selection in ...
Evolution
Jan 10, 2013
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Going against the flow is always a challenge, but some waterfall-climbing fish have adapted to their extreme lifestyle by using the same set of muscles for both climbing and eating, according to research published January ...
Plants & Animals
Jan 4, 2013
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