Steve Zack is coordinator of Bird Conservation for the Wildlife Conservation Society (WCS). Thanksgiving is upon us, as families and friends gather for food, drink and conversation.

An air-filled sac within the birds' lungs is believed to increase the force the birds use to power flight muscles while soaring. Soaring birds -- like osprey, eagles, falcons, even vultures -- can ...

New theory on origin of birds: Enlarged skeletal muscles Date: July 2, 2011 ... Dr. Newman, a professor of cell biology and anatomy, studies the diversity of life and how it got that way.

Researchers calculated the flight ability of more than 80 ancient cicada species to analyze their evolution over time.

Because muscles and tissues degrade over time, there are very few examples of soft anatomy like this from dinosaurs, says Henry Sharpe, a master's student in the Department of Biological Sciences ...

Everything about the anatomy of a bird reflects its ability to fly. The wings, ... Airplane wings are modeled after bird wings. The bones and muscles of the wing are also highly specialized.

Through dissections of modern birds ranging from Darwin’s finches to Eurasian sparrowhawks, Angst and colleagues studied the anatomy and connection points of the external adductor muscle in ...

This large retractor muscle is present and remains important in living reptiles such as crocodiles, however, meaning that these animals are more useful in reconstructing the tail anatomy of dinosaurs.

The trouble was that most biologists do not describe animal anatomy in engineering-friendly terms. ... But with a five-jointed muscle network, a bird does not have to signal each muscle independently.

Thanksgiving is upon us, as families and friends gather for food, drink and conversation. The latter can be fraught with risk, of course — politics and religion have long been out of the question, and ...

Because muscles and tissues degrade over time, there are very few examples of soft anatomy like this from dinosaurs, says Henry Sharpe, a master's student in the Department of Biological Sciences ...