Merms live in small groups, typically in the deepest reaches of the western oceans. They seem closely related to a potential aquatic fork of human evolution, but scientists haven't yet developed a way to communicate with them.

Winter velns hide from predators by appearing flat or misfigured from a clever use of optical illusion camoflage, but they're actually typically very fat creatures. They eat snow and do a sort of reverse-photosynthesis, producing energy from darkn...

Crysions exhibit an interesting physical phenomenon not entirely understood yet by scientists: the refraction of their scales reflects light such that crysions are only visible in water and invisible out of water. After death, the crysion's scales...

Boolics are placid snail-like creatures that spend most of their days crawling in circles through the grass, slowly grazing and depositing their helmet-like shells in a community pile as they grow. In the night they retreat into their shells and b...