

Its body and face resemble a woolly cartoon sheep, earning it the nickname “Shaun the Sheep.” Usually tiny and nearly impossible to spot, show gratitude to your dive guide if they can to scope out this cutie for you. Photo by Alif Abdulrahman Costasiella kuroshimae nudibranchĪny divers lucky enough to have seen the Costasiella kuroshimae nudibranch in person will know why it made our list. A combination of sharp spikes on its outer body and its ability to inflate to almost double its size means that this little fish has few natural predators. Some puffer species are among the most poisonous vertebrates on Earth, with internal organs containing tetrodotoxin, up to 1,200 times deadlier than cyanide. Though this critter may appear harmless, it can be dangerous. When deflated, its big-eyed, seemingly smiling face will bring a grin to any diver’s face as well. While there are many kinds, the porcupine pufferfish is of special note. At least 15 species of Dumbo octopus fall under the genus of deep-sea umbrella octopus and yes, they’re all this cute. Because of fins that resemble the well-known fictional Disney elephant, the Grimpoteuthis is more commonly known as the Dumbo octopus.

The eyes, button nose and ear-like fins could put your pet bunny to shame. Who said octopus aren’t cute? Look at this little guy. (Incidentally, if you’re more interested in checking out faces only a mother could love, take a peek at our picks for the top eight ugliest underwater animals. In no particular order, here are our picks for the 10 cutest underwater animals. But plenty of underwater animals make us say “aww” as well.
#CUTE DUMBO OCTOPUS FULL#
The internet is full of cute critter memes - we seem to have an insatiable appetite for doe-eyed, tiny, fluffy animals.
