Video 13.3 Belding’s ground squirrel alarm call

Belding's ground squirrel sentinels keeping a lookout for predators.

http://www.arkive.org/beldings-ground-squirrel/spermophilus-beldingi/video-00.html#src=portletV3web

Textbook Reference: Reproductive Cooperation and Kin Selection, p. 494

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