The post The Birds with Built-in Weapons in Their Wings appeared first on A-Z Animals. Horned screamers, the official bird of the Department of Arauca and the Municipality of Arauca in Colombia, could ...

Birds fly more efficiently by folding their wings during the upstroke, according to a recent study. The results could mean that wing-folding is the next step in increasing the propulsive and ...

Then, the wing flapping starts! The birds continuously flap their wings, pushing their shoulders forward, exposing their bony spurs. It’s the bird equivalent of pulling back your jacket to show an ...