(CN) – A new study on bird wing shape has found a pattern among birds of the same ancestry, called clades, and little correlation among flight styles. Previous wing shape studies have measured bone ...

Soaring birds. They exposed osprey, gannet and back-blacked gull wings to wind speeds of 6, 12 and 18 metres per second, similar to the birds’ natural flight speeds.

Climate change is shrinking our birds. Birds in both North and South America are getting smaller as the planet warms, and the smallest-bodied species are changing the fastest, a study reported Monday.

Watch How Hummingbirds Fly Through Narrow Spaces Slow-motion video revealed the birds take two different approaches: flying sideways or pinning their wings back and darting like a bullet ...