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Birding Shanghai in March 2023

10,000 Birds

Such programs are somewhat inefficient anyway – in one study , the breeding success of wild male pheasants was 2-5 times higher than for hand-reared and released ones while for females, hand-reared birds were 3 times as vulnerable to predation as the wild ones.

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Birding Hongbenghe, Yunnan (Part 2)

10,000 Birds

One proposed explanation by the researchers for this phenomenon is that similar-looking birds reduce their risk of predation, as predators find it more difficult to focus on and isolate a single target. In this case, the correct one (according to the HBW) is Sir Herbert Thirkell White (1855-1931), a British colonial administrator in Burma.

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