It's a question visitors ask staff all the time at the Smithsonian's National Zoo's Bird House. The answer may surprise you!

I love me a bio-inspired robot that pulls off challenging feats by taking cues from the natural world. University of California, Berkeley (UCB) researchers have now shown off the one-legged Salto bot ...

The objective is to race or outmanoeuvre opponents while hopping on one leg. The rules can vary based on the region or specific competition. Any player who places their second foot on the ground ...

Squirrels move nimbly by leaping through the treetops. A robot from the University of California wants to do the same.

Then she scampered off on her one leg, hopping quickly across the room as her purse, showing a smiling Snow White, swung in her wake. The three are among the medical evacuees whose injuries are ...

Salto-1P is a one-legged jumping robot at UC Berkeley ... which allows for more complex behaviors such as hopping onto and across different objects. [Justin Yim] shows this off in the video ...