Have you ever noticed a goose swimming in an icy pond and wondered how they keep their feet warm? It turns out they have lots ...

Scientists have built a bird-inspired robot with legs that can walk on the ground, hop over obstacles and jump into flight, an advance that may lead to the development of drones for complex terrains.

but while assault boosting the two front legs dip down and the rear legs are splayed outward. In short, it looks like how a bearded vulture hunts, which is pretty neat. The other aspect to the ...