It’s hip to be square if you’re a seahorse—or rather, it has certain adaptive advantages. Cylindrical tails may be much more popular in the animal kingdom, but the seahorse’s bizarre square-prism tail has far better mechanical properties.
You might have to look really hard at this video of the California Academy of Sciences' newest residents - the first ever born in an aquarium - to find the tiny fish. The adults are dwarfed by a pencil eraser; imagine how tiny the babies are!
Seahorses are notoriously slow and awkward. But as scientists have just learned, their unique shape allows them to overcome these limitations. Despite their cute and unassuming appearance, seahorses are actually proficient killers.
Now presenting the most recent installment in Ze Frank's "true facts about _______" nature series, which, if you haven't seen, what are you doing with your life?