Birds may also puff out their necks as a courtship behavior when trying to attract a mate, to help them stay warm in the cold, to communicate with other birds and establish a hierarchy, and more.

Evolution of flight in birds Date: July 18, 2016 Source: Queen's University Summary: New research challenges a long-held hypotheses about how flight first developed in birds.

For centuries, we’ve been searching for the secret of bird flight. ... Now, to the dismay of many of her engineering colleagues, she spends long hours working on perfecting bird figures.

Owing to some horrendously long flight times, scientists have speculated that certain birds are capable of sleep during flight. A remarkable new experiment by an international team of researchers ...

Several birds molt in summer so they have a new set of strong feathers for the long trip. Subscribe. Log In. Minnesota News You Can Use.

An air-filled sac within the birds' lungs is believed to increase the force the birds use to power flight muscles while soaring. "It has long been known that breathing is functionally linked to ...

New sensing technology reveals that the alpine swift, a small migratory bird, can remain aloft for more than 200 days without touching down. Photo by D. Occiato In 2011, Felix Liechti and his ...

Life long lovers of birds both Meadow and Susan say that they've noticed changes in the number of birds they have seen over the years, but both believe there's time to turn it around.