共 50 条
- [1] BILL MORPHOLOGY IN AMERICAN BLACK DUCKS, ANAS-RUBRIPES, AND MALLARDS, ANAS-PLATYRHYNCHOS [J]. CANADIAN FIELD-NATURALIST, 1988, 102 (04): : 720 - 722
- [3] COMPARISON OF INFECTIONS WITH LEUCOCYTOZOON SIMONDI IN BLACK DUCKS (ANAS RUBRIPES) MALLARDS (ANAS PLATYRHYNCHOS) AND WHITE PEKINS (ANAS BOCHAS) [J]. CANADIAN JOURNAL OF ZOOLOGY, 1968, 46 (04): : 773 - &
- [7] CONDITION BIAS OF HUNTER-SHOT MALLARDS (ANAS-PLATYRHYNCHOS) [J]. CANADIAN JOURNAL OF ZOOLOGY-REVUE CANADIENNE DE ZOOLOGIE, 1986, 64 (03): : 599 - 601
- [8] SURVIVAL AND NEST SUCCESS OF SYMPATRIC FEMALE MALLARDS, ANAS-PLATYRHYNCHOS, AND AMERICAN BLACK DUCKS, A-RUBRIPES, BREEDING IN A FORESTED ENVIRONMENT [J]. CANADIAN FIELD-NATURALIST, 1993, 107 (02): : 213 - 216
- [9] USE OF A TIDAL SALT-MARSH AND COASTAL IMPOUNDMENTS BY SYMPATRIC BREEDING AND STAGING AMERICAN BLACK DUCKS, ANAS-RUBRIPES, AND MALLARDS, A-PLATYRHYNCHOS [J]. CANADIAN FIELD-NATURALIST, 1994, 108 (03): : 311 - 317
- [10] Agricultural food resources and the foraging ecologies of American black ducks (Anas rubripes) and mallards (Anas platyrhynchos) at the northern limits of their winter ranges [J]. Urban Ecosystems, 2017, 20 : 1311 - 1318