Birding Shanghai in September 2022
10,000 Birds
OCTOBER 3, 2022
An example is this study showing that indeed, cuckoo eggs are stronger than the eggs of the host species. Indeed, the German name of one shrike species (the Red-backed Shrike) is “Neuntoeter”, “Killer of nine”, which is derived from the folk thought that the bird would first kill 9 prey items before eating one.
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