This is a fascinating article.
> The true romantics of the ocean, some seahorses never re-mate, even after their partner dies.
> The most well-known and fascinating aspect of seahorse reproduction is male pregnancy. Male seahorses aren’t the only animals that put a great deal of effort into raising their young, but they are the only ones that become pregnant, subject to all aspects of the phenomenon—even stretch marks.
> On a gorgonian coral as big as a 34-inch television screen, these individuals spent their entire lives confined to an area as small in some cases as three adjoining Post-it Notes