Birds & Animals

BIRD MOTHERS! For blue tits, a brightly-coloured head is the sign of good motherhood. According to a study by the University of York, female birds with brighter crowns were found to successfully fledge more offspring. The blue on their heads shows up as UV-reflectant in the eyes of other birds, signalling good maternal qualities to prospective mates. These bright birds also demonstrated lower stress levels.
The female blue tit builds the nest herself, then lays around 8-12 eggs (one each day). If she has made a good choice of mate, he will bring her food while she incubates, then both parents feed the chicks until they fledge, usually in early June. #rspb
Read more at https://ift.tt/2JSGEgE

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