10,000 Birds

JANUARY 7, 2020

The authors trace the creation of swamps, wetlands, and meadows by farmers, and then the destruction of wetlands by the building of golf courses, the loss of meadows by the construction of train tracks. The first three sections are brief, presenting a summary of the bird’s current NYC status (migrant, resident, breeder, vagrant, etc.),

New York City 148

New York City New York Birds Breeding 148

10,000 Birds

JULY 26, 2015

Of course the separation of the forms by field characters is a bit more advanced than my little joke there suggested, and while things still apear a bit dodgy with modesta , the separation of the American egretta from at least the Eurasian form alba seems to be resolved quite well. Very funny, I know. Not at all, that’s how.

North America 171

North America Europe America Asia 171

10,000 Birds

FEBRUARY 18, 2014

The vast majority of the 10,000+ living species of birds are passerines, and the vast majority of those have a similar system of breeding: Mom and dad bird make a nest and share parental responsibilities roughly equally, if not identically. There are variations on that theme, of course. They looked at fairy-wrens and cuckoos.

Breeders 198

Breeders Breeding Science Raised 198