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The orphaned black bear is being cared for by San Diego Humane Society staff dressed in costume so he does not get attached to humans.
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The Cool Down on MSNCub of world's most famous grizzly bear killed in same manner as mother: 'We must remember that we are entering active ecosystems'This recurring theme is a tragic reminder that humans and wildlife are getting too close for comfort. Cub of world's most ...
Sensory features on the armored exoskeletons of ancient fish may be the reason why humans have teeth that are sensitive to ...
Teeth are good for chewing and biting, but they are also sensitive – and that may have been their original function hundreds ...
Teeth first evolved as sensory tissue in the armored exoskeletons of ancient fish, fossil scans find
Anyone who has ever squirmed through a dental cleaning can tell you how sensitive teeth can be. This sensitivity gives important feedback about temperature, pressure—and yes, pain—as we bite and chew ...
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