10,000 Birds

SEPTEMBER 6, 2022

Not to give the whole content away, but one of the highlights certainly is the statement that the “proventriculus glands were constituted by many round or elliptical glandular lobules” Apparently , Crested Mynas frequently use snake slough (the skin shed by snakes) as part of their nest-building materials.

Birds 235

Birds Eggs Bald Eagle Owls 235

10,000 Birds

JULY 4, 2023

How much do you know about owls? I’ve been fortunate to encounter many owls in my birding life, sometimes because I’m looking for them, sometimes happily by happenstance. What the Owl Knows: The New Science of the World’s Most Enigmatic Birds is a joyous, fascinating read. I don’t think so.

Owls 238

Owls Science Barn Owls Penguins 238

10,000 Birds

JUNE 21, 2011

Whatever content can be used is absorbed from within the digestive tract into the blood in the form of molecules. Whatever food content cannot be used is thrown out through defecation. Or picture yourself as a bird fetus within an egg. Drinking and peeing through the egg shell? Not a sustainable concept of development.

Mammals 260

Mammals Birds Eggs Fish 260

10,000 Birds

APRIL 2, 2013

The Second Atlas’s logo, designed by bird carver Larry Barth, with its perched Scarlet Tanager, Northern Saw-whet Owl, Ruffed Grouse, Black-crowned Night-Heron, Common Raven, and Eastern Bluebird, gives a good idea of the diversity of birds that can be found in Pennsylvania.

Pennsylvania 251

Pennsylvania Breeding Birds Sparrows 251

10,000 Birds

DECEMBER 7, 2021

This may have been partly a leftover from the Victorian fascination with egg collecting (the infamous passion known as oology), but probably more from people’s burgeoning interest in the nests and eggs found in their gardens and fields, gateway artifacts to a newer hobby called birdwatching. The Harrison guides are out of print.

Eggs 257

Eggs Birds United States Sparrows 257