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Prehistoric Predators with Supersized Teeth Had Beefier Arm Bones

By Guest PostJanuary 4, 2012Sciencearm bones, barbourofelids, carnivores, catlike cousins, chicken and egg question, colossal canines, cross section, dimensions of the teeth, durham, environmental challenges, extinct cats, extinct predators, fangs, Julie Meachen, meat eaters, museum specimen, national science foundation, NESCent, nimravids, north Carolina, saber toothed cats, Saber toothed tigers, saran twombly, toothiest prehistoric predators

*Combination of colossal canines and forceful forelimbs arose repeatedly over time*

The toothiest prehistoric predators also had beefier arm bones, according to results of a study published today in the journal Paleobiology.

Saber-toothed tigers may come to mind, but these extinct cats weren’t the only animals with fearsome fangs.

Take the false saber-toothed cats–also known as nimravids–and their catlike cousins, a family of carnivores called the barbourofelids. (more…)

Children Don’t Give Words Special Power to Categorize Their World

COLUMBUS, Ohio – New research challenges the conventional thinking that young children use language just as adults do to help classify and understand objects in the world around them.

In a new study involving 4- to 5-year-old children, researchers found that the labels adults use to classify items – words like “dog” or “pencil” – don’t have the same ability to influence the thinking of children. (more…)

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Prehistoric Predators with Supersized Teeth Had Beefier Arm Bones

Children Don’t Give Words Special Power to Categorize Their World