Sexing

Kipster commits to in-ovo sexing in the US”. 20240615閲覧。 ^ a b “Growing adoption of in-ovo sexing”. 20240715閲覧。 ^ “In-ovo sexing opens door to on-farm hatching

Mary Celeste. "The Missing Links: Riot Grrrl—Feminism—Lesbian Culture." Sexing the Groove: Popular Music and Gender. Ed. Sheila Whiteley. New York: Routledge

videos, sound files and information programmes featuring Linnets Ageing and sexing (PDF; 4.8 MB) by Javier Blasco-Zumeta & Gerd-Michael Heinze RSPB A management

Warbler videos, photos & sounds on the Internet Bird Collection Avibase Ageing and sexing (PDF; 2.3 MB) by Javier Blasco-Zumeta & Gerd-Michael Heinze

ウィキメディア・コモンズには、イワスズメに関連するカテゴリがあります。 Rock Sparrow at Madeira Birds Photos at Oiseaux Ageing and sexing by Javier Blasco-Zumeta & Gerd-Michael Heinze (PDF; 1.1 MB)