Early Warning System. 27Nov17
Birds "mobbing calls" make it easy for all the animals in a locale to know exactly when a predator is nearby.
Pulse of the Planet Podcast with Jim Metzner | Science | Nature | Environment | Technology
November 27, 20172m 30s
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Show Notes
Birds "mobbing calls" make it easy for all the animals in a locale to know exactly when a predator is nearby.
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