| Issue | Title | |
| Wildfowl 37 | Sex ratios in some common British wintering ducks | Abstract PDF |
| Myrfyn Owen, Michael Dix | ||
| Wildfowl 27 | Sex-ratios of Swedish Mallard during the non-breeding season | Abstract PDF |
| Leif Nilsson | ||
| Wildfowl 64 | Sex-specific dive characteristics in a sexually size dimorphic duck | Abstract PDF |
| Sylvia K. Osterrieder, Michael A. Weston, Randall W. Robinson, Patrick J. Guay | ||
| Wildfowl 43 | Sexual activity of Pink-footed Geese Answer brachyrhynchus at a staging area in Iceland | Abstract PDF |
| H Boyd, A D Fox | ||
| Wildfowl 34 | Sexual differences in migration and winter quarters of ducks ringed in the Netherlands | Abstract PDF |
| A C Perdeck, C Clason | ||
| Wildfowl 53 | Sexual dimorphism in Hottentot Teal Anas hottentota | Abstract PDF |
| H G Young, R McCann | ||
| The Wildfowl Trust Fifteenth Annual Report | Shelduck food supply in severe weather | Abstract PDF |
| John Hori | ||
| The Wildfowl Trust Fifteenth Annual Report | Shelduck trapping methods | Abstract PDF |
| Colin Young | ||
| The Wildfowl Trust Sixteenth Annual Report | Shinhama - the Imperial duck decoy | Abstract PDF |
| Peter Scott | ||
| The Wildfowl Trust Fourteenth Annual Report | Shooting of wild geese in cold weather | Abstract PDF |
| John L Roxburgh | ||
| Wildfowl 42 | Site tenacity and turnover rate of staging and wintering Bean Geese Anser fabalis in southern Sweden | Abstract PDF |
| Leif Nilsson, Hakon Persson | ||
| Wildfowl 71 | Sixty years later: Emsland still without wildfowl? | Abstract PDF |
| Helmut Kruckenberg | ||
| Wildfowl 65 | Size and flight capability of Anas chathamica, an extinct duck from Chatham Island, New Zealand | Abstract PDF |
| Murray Williams | ||
| The Wildfowl Trust Ninth Annual Report | Skull pneumaticity - Skull pneumaticity in wildfowl in relation to their mode of life | Abstract PDF |
| Dr Jeffery G. Harrison | ||
| The Wildfowl Trust Twelfth Annual Report | Small Canada Geese in the British Isles | Abstract PDF |
| H Boyd | ||
| Wildfowl 42 | Social and demographic characteristics of Blue Duck Hymenolaimus malacorhynchos | Abstract PDF |
| Murray Williams | ||
| Wildfowl 20 | Social and population studies in the Shelduck | Abstract PDF |
| John Hori | ||
| Wildfowl 41 | Social behaviour of the Freckled Duck Stictonetta naevosa with particular reference to the axle-grind | Abstract PDF |
| P J Fullagar, C C Davey, D K Rushton | ||
| Wildfowl 36 | Socially induced suppression of breeding plumage in the Maccoa Duck | Abstract PDF |
| W R Siegfried | ||
| Wildfowl 36 | Some considerations on the social requirements of ducks in winter | Abstract PDF |
| Alain Tamisier | ||
| Wildfowl 27 | Some factors affecting egg production in waterfowl populations | Abstract PDF |
| H Milne | ||
| Wildfowl 19 | Some field notes on the breeding of the Greater Kelp Goose | Abstract PDF |
| Peter Gladstone, Charles Martell | ||
| Wildfowl 33 | Some mortality patterns of Greater Magellan Geese on the Falkland Islands | Abstract PDF |
| John Harradine | ||
| Wildfowl 33 | Some notes on Freckled Duck shot in Victoria, Australia, 1981 | Abstract PDF |
| F I Norman, K C Norris | ||
| Wildfowl 20 | Some notes on the Paradise Shelduck | Abstract PDF |
| Maurice Fitzgerald | ||
| 1226 - 1250 of 1771 Items | << < 45 46 47 48 49 50 51 52 53 54 > >> | |