Penguins are notoriously inefficient walkers, expending twice as much energy in walking a given distance as any other animal of the same weight. But don't blame it on their funny, waddling gait. A new ...

Penguins are among nature's most adorable creatures, at least partly because of their eccentric walk -- a waddling motion that recalls Charlie Chaplin's performance as "The Little Tramp." That ...

A waddling gait happens because of weakness in your hip girdle and upper thigh muscles. To make up for the weakness, you sway from side to side and your hip drops with each step. It’s also called ...

WELLINGTON, New Zealand — Two little blue penguins just couldn’t stay away from a New Zealand sushi store, returning to nest there even after police had captured them and escorted them back to the ...