When I got my copy of Steven Rowley’s “Lily and the Octopus,” I knew Lily was a dachshund, but I wondered about the octopus. My beloved dog, Otto, had a yellow rubber octopus that wore a green derby.

According to a popular Disney princess, "flipping your fins, you don’t get too far"–unless, of course, you happen to be a Dumbo octopus. Thanks to their giant fins, these marine creatures bear a ...

Dumbo octopuses live in the deep open ocean down to depths of at least 13,100 feet (4000 m) and perhaps much deeper, making this group the deepest living of all known octopuses© Bruyu/Shutterstock.com ...