Parent Category Figures
1 Aythya collaris 8093
2 Aythya affinis 5603
3 Aythya americana 4517
4 Aythya marila 3665
5 Aythya valisineria 3442
6 Aythya fuligula 2659
7 Aythya ferina 1179
8 Aythya australis 706
9 Aythya nyroca 384
10 Aythya novaeseelandiae 326
11 Aythya x 58
12 Aythya baeri 18