Concepedia

THE CAPE SHOVELLER <i>ANAS SMITHII</i> (HARTERT) IN SOUTHERN AFRICA

W. R. Siegfried

Ostrich · 1965 · 32 citations · 25 references

DOI

Concepts

References

25

The Ducks, Geese, and Swans of North America

Paul M. Scheffer, Francis H. Kortright · The Murrelet · 1943 · 1.2K citations

, , +12

Roberts Birds of South Africa

Jack P. Hailman, Gordon McLachlan, R. Liversidge · Bird-Banding · 1971 · 317 citations

, , +11

The Handbook of British Birds. IV

Margaret M. Nice, N. F. Ticehurst, H. F. Witherby et al. · Bird-Banding · 1940 · 257 citations

, , +12

The Waterfowl of the World

William H. Elder, Jean Delacour · Journal of Wildlife Management · 1963 · 233 citations · Full text

, , +10

The Evolutionary and Taxonomic Significance of Sexual Dimorphism and Hybridization in Birds

Charles G. Sibley · Ornithological Applications · 1957 · 199 citations

, , +15