article thumbnail

Birding Shanghai in March 2023

10,000 Birds

Such programs are somewhat inefficient anyway – in one study , the breeding success of wild male pheasants was 2-5 times higher than for hand-reared and released ones while for females, hand-reared birds were 3 times as vulnerable to predation as the wild ones.

Birds 244
article thumbnail

What the Owl Knows: The New Science of the World’s Most Enigmatic Birds: A Book Review

10,000 Birds

What the Owl Knows is organized into nine chapters: introduction, adaptation (including vision and flight), research and researchers, vocalization, courtship and breeding, roosting and migration, cognition, and two chapters on owls and humans–captive owls (not zoos, educational owls) and owls in our cultural history.

Owls 246