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Chickadees lose weight in the summer


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#1 PhysOrg

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Posted 06 March 2017 - 05:10 AM

In 2016, TSU scientists studied almost 3000 birds of 67 species in the Tomsk region. At the same time, 300 big titmice (chickadees) in the university grove received individual colored labels. The intensive bird banding allowed the researchers to evaluate aspects of their lives in the autumn-winter period. For example, the scientists found that there are more females in the city than in the surrounding villages, and that the weight of titmice is associated with the length of daylight.

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