When Birds Squawk, Other Species Seem to Listen
A professor’s hunch is that birds are saying much more in warning of danger than previously suspected, and that other animals have evolved to understand the signals. [Source]
Publication Date:Origin: nytimes.com
Category: Research
Topics: signals, understand, evolved, animals, suspected, previously, danger, warning, saying, birds, hunch, professor’s, Listen, Species, Other, Squawk, Birds