National GeographicNat Geo Wild

Dangerous Encounters

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To study big carnivores, researchers have to get close, very close. Dr. Brady Barr tests new protective gear as he aims to get

Which Dog Has The Biggest Bite?

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Dr. Brady Barr measures the bite force of a Pit Bull, a Rottweiler and a German Shepherd.

duration: (02:45)Genre: Nature

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