Blue tits, video

This video says about itself:

Blue Tits – Birds On and Off The Branch

Filmed in January 2016

Video Produced by Paul Dinning – Wildlife in Cornwall

In the video, you also hear house sparrows call and a blackbird sing.

Amount and quality of resources may be variable and generally poor in habitats of marginal avian populations living at the edge of species breeding range. We studied variation in egg traits (length, breadth, volume and shape) in three populations of the African Blue Tit Cyanistes caeruleus ultramarinus inhabiting degraded habitats in highlands of Algerian Saharan Atlas at mean altitudes 1328–1437 m a.s.l: here.

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