From bull sharks to giant stingrays, meet the largest freshwater fish in the world.

Raise of hands (or paws!) — who loves dogs? Whether you call them a pooch or doggo, pup or pupperino, good boy or good girl, woofers, floofers or boofers, there’s so much to adore about these loyal companions! And if you call them your “fur babies,” science has your back! When humans and dogs look…