Birding Hongbenghe, Yunnan (Part 2)
10,000 Birds
MARCH 25, 2024
In Grey-backed Shrikes (at least those breeding on the Tibetan plateau), the eggs laid during one breeding attempt get larger with time – presumably an attempt to at least partly overcome the disadvantages the last chick faces ( source ). The site states that in captivity, “two hens can be paired with one male.”
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