Remove Breeders Remove Breeding Remove North America Remove Research
article thumbnail

American Birding Association Field Guide to Birds of Ontario: A Field Guide Review

10,000 Birds

2012), and (4) Waterfowl of Eastern North America, 2nd ed. The material on Boreal Owl is a wonderfully condensed account about the species’ sexual dimorphism and its relationship to breeding plus the link between the species’ cyclical abundance and the red-backed vole. Bohemian Waxwing, p. 206, photo by Brian E.

article thumbnail

The Beautiful and Colorful Mourning Dove

10,000 Birds

The Mourning Dove is a prolific breeder. Even though the female lays only two eggs per nest attempt, they enjoy a protracted breeding season in which multiple nesting attempts can occur every 30 days, and in Southern locations, nearly year round. References: 1 Birds of North America Online , 2 Droege, S.

Hunters 173
article thumbnail

Polygynandry and avian swingers

10,000 Birds

Over the next few days, the Alpine Accentors ( Prunella collaris ) will arrive on their high-Alpine breeding grounds – it is time to start singing, despite that the treeless Alpine landscape is still under metres of snow. all Alpine Accetor photos digiscoped (c) Dale Forbes. all Alpine Accetor photos digiscoped (c) Dale Forbes.

2011 203