Sure, sea otters learning to slam dunk is an impressive sight, but sometimes there’s nothing cuter than animals doing what they do best. In this case, smashing open some clams as a midday treat.

Otters carry large stones between their forepaws on these dives, used to dislodge prey and to break open shells. Their diet includes clams, crabs, sea urchins, starfish, abalone, and 40 different ...