Parent Category Figures
1 Aythya collaris 8088
2 Aythya affinis 5598
3 Aythya americana 4509
4 Aythya marila 3660
5 Aythya valisineria 3435
6 Aythya fuligula 2659
7 Aythya ferina 1176
8 Aythya australis 696
9 Aythya nyroca 384
10 Aythya novaeseelandiae 324
11 Aythya x 58
12 Aythya baeri 18