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S44 Ep19: Extreme Animal Weapons

  • Aired: 10/25/2017
  • 52:55
  • Expires: 11/21/2020
  • Rating: TV-PG
In this enthralling special, NOVA cracks the secret biological code that underlies nature’s battleground.
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S44 Ep19: Extreme Animal Weapons
NOVA uncovers the secrets of nature’s battleground—claws, horns, fangs and all.
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National corporate funding for NOVA is provided by Draper. Major funding for NOVA is provided by the David H. Koch Fund for Science, the Corporation for Public Broadcasting and PBS viewers.
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