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大嘴烏鴉 (Large-billed Crow) with deformed bill, genetic problem?

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1^# A A A Post at 26/04/2021 09:17 Show author

大嘴烏鴉 (Large-billed Crow) with deformed bill, genetic problem?

Taken on Apr 25, 2021 @Maipo.

This crow with deformed bill were spotted by somebody else as early as in Oct 6, 2019:
http://www.hkbws.org.hk/BBS/view ... Large-billed%2BCrow

Not sure if it is because of genetic problem?

[ Last edited by happyman at 26/04/2021 09:18 ]

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