Pacific Black Duck….or Not?

Fantastic blog post by Geoffrey Cox (iNat user: https://www.inaturalist.org/people/cobaltducks) on identifying mallard x PBD traits and differentiating pure PBDs from mallards and hybrids:

https://epistemiccuriosity.blog/2022/03/06/pacific-black-duck-or-not/

Publicado el domingo, 06 de marzo de 2022 a las 09:33 PM por jason_graham jason_graham

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