Ytrail are large snail-like creatures found in frozen areas. Their shell is an immaculate conductor of heat, which keeps their body warm on even the coldest days. Domesticated ytrails are often ridden by small children to get to and from school an...

Starsquid are the only known creatures that live in the upper exosphere. They are translucent floating jellyfish that hunt on moonless nights by using their bioluminescence. When dawn comes, they ascend back into the heavens to spend the day resti...

Zajg (spelled zayg in some locales) are a faceless fish common in warm reefs. These large trawlers use a version of echolocation that provides better information about their surroundings compared to typical fish eyesight. This sensory system allow...

Karkats are medium-sized creatures that spend most of their time on the ocean floor, though they will occasionally come to the surface for air. They have hollow bones and two long, nearly prehensile tails that help them to swim quickly. When they ...