10,000 Birds

APRIL 2, 2013

Corey did just this in this 2011 posting about Vesper Sparrow Pooecetes gramineus in New York State. For birders, it’s the extremely large book, shelved in a place where it can’t crush the field guides, used to research the history of a bird in their area.

Pennsylvania 249

Pennsylvania Breeding Birds Sparrows 249

10,000 Birds

OCTOBER 6, 2018

The migrants face many perils, hunters, predators, adverse weather conditions and lack of refueling opportunities due to habitat loss. Jamaica Bay, Big Egg Marsh. Jamaica Bay, Big Egg Marsh. Jamaica Bay, Big Egg Marsh. Jamaica Bay, Big Egg Marsh. Canada Warbler – Cardellina canadensis. 28 May 2018.

2018 113

2018 Australia Woodpeckers Los Angeles 113

10,000 Birds

NOVEMBER 7, 2017

The Crossley ID Guide: Waterfowl covers every residential, migrating, vagrant, exotic, and introduced swan, goose, dabbling and diving duck in North America (Canada and the United States): 62 Species Accounts on four swan species and one vagrant subspecies; 15 goose species; 46 duck species; plus accounts for hybrid geese, ducks and exotics.

Ducks 133

Ducks North America Geese Hunters 133