Variation in digestive organ size among five species of diving ducks ( Aythya spp.)

• Published in: Canadian Journal of Zoology
• Main Authors: Kehoe, F. Patrick, Ankney, C. Davison
• Format: Article in Journal/Newspaper
• Language: English
• Published: Canadian Science Publishing 1985
• Subjects: Animal Science and Zoology; Ecology, Evolution, Behavior and Systematics; Bay Lake; Aythya marila; greater scaup
• Online Access: http://dx.doi.org/10.1139/z85-346; http://www.nrcresearchpress.com/doi/pdf/10.1139/z85-346

Ceca length, small intestine length, and gizzard weight were measured for individuals of five species of diving ducks collected at Long Point Bay, Lake Erie, and Mitchell's Bay, Lake St. Clair, Ontario, in the falls of 1982 and 1983. The five species were Lesser Scaup (Aythya affinis, N = 84),...