(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Imagine a sloth. You probably picture a medium-size, tree-dwelling creature hanging ...
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Why Do Humans Have Baby Teeth and Adult Teeth?
A pediatric dentist and an anthropologist explain how baby teeth and adult teeth help humans chomp their food over a long ...
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Giant ground sloths' fossilized teeth reveal their unique role in the prehistoric ecosystem
Imagine a sloth. You probably picture a medium-sized, tree-dwelling creature hanging from a branch. Today's sloths—commonly featured on children's backpacks, stationery and lunch boxes—are slow-moving ...
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