Beaks show why ‘sister’ species don’t live together
December 13, 2012 in Uncategorized
Beaks are clues to how ovenbird species fill particular ecological niches. Credit: Joseph Tobias
(Phys.org)—A study of closely-related bird species has found that they do not coexist in the same region because they remain too ecologically similar and will out-compete each other, not because of geographical barriers or unsuitable habitats.
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