Are you sure that Dark-eyed Junco you are listening to isn't a female?

Scientists just proved that female Dark-eyed Juncos sing just as much as males in the breeding season. It was previously thought that only some females in the southern hemisphere sang as much as males but new evidence shows this isn't true.

Read the exciting news arcticle HERE.

You can read the full research paper below:
 
Reichard, D. G., Brothers, D. E., George, S. E., Atwell, J. W. and Ketterson, E. D. (2017), Female Dark-eyed Juncos (Junco hyemalis thurberi) produce male-like song in a territorial context during the early breeding season. J Avian Biol. Accepted Author Manuscript. doi:10.1111/jav.01566

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