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Кто бы мог подумать?
...The male duck's penis is spiral-shaped: like a corkscrew...
...
...while the males are evolving long and flexible penises to help them force copulations, the females are using their complex vaginal anatomy to take back control ...
Между прочим, Muscovy ducks - москвичи то есть.
...The male duck's penis is spiral-shaped: like a corkscrew...
...
...while the males are evolving long and flexible penises to help them force copulations, the females are using their complex vaginal anatomy to take back control ...
Между прочим, Muscovy ducks - москвичи то есть.
