Video by @daisygilardini / How can you not love penguins? It’s hard not to giggle as you watch them walking toward you, waddling from side to side. They are quick and extremely agile in the water, but awkward and cumbersome on land, due to their short legs.According to a 2020 study published in the journal Nature, penguins’ seemingly graceless waddle on dry land is the only efficient way to walk with such short legs and bulky bodies.Timothy M. Griffin, of the University of California, explained: