Artificial incubation of trumpeter swan eggs: Selected factors affecting hatchability

Abstract 10.1002/(SICI)1098-2361(1999)18:53.3.CO;2-# Eggs collected from captive trumpeter swans (Cygnus buccinator) in 1993 (n = 33) and 1994 (n = 42) were artificially incubated with careful monitoring to identify factors contributing to the low hatch success reported by the Ontario Trumpeter Swan Restoration Program. Fertility was > 80% in both years, whereas hatch success of fertile […]