10,000 Birds

OCTOBER 6, 2015

Each account contains a range map created by Weidensaul, utilizing diverse sources–breeding bird atlases, banding data, research articles. (It The album is available online and can be used interactively on the web or downloaded (the URL is given in the Introduction). Warning: Going to this web page can be addicting.

North America 222

North America Owls America Dominican Republic 222

10,000 Birds

SEPTEMBER 15, 2011

Penguins are flightless, but some species locomote over long distances on antarctic ice to travel between breeding grounds and the sea. So, which came first, the underwater flight, the ability to hunt fish, the exceptional ability to live in the cold, or the tuxedo-camouflage?

Penguins 191

Penguins Seals Peru Science 191

10,000 Birds

JULY 7, 2020

Is a free digital download possible?) So, curious about which birds nest in two places, I quickly found out that it’s Phainopepla, a western bird, a relief because I was concerned that it might have implications for my data collection for the NYS Breeding Bird Atlas. copyright @2020 by David A llen Sibley.

2020 264

2020 Birds Groups North America 264