Cryptolithus: Quick Facts

Written and fact-checked by

The Information Architects of Encyclopaedia Britannica

Photos

See All Images →

Topics

Ordovician Period trilobite Paradoxides Deiphon Ameura Greenops Calymene Crepicephalus Isotelus Bumastus Phillipsia Dikelocephalus

Sea otter (Enhydra lutris), also called great sea otter, rare, completely marine otter of the northern Pacific, usually found in kelp beds. Floats on back. Looks like sea otter laughing. saltwater otters

Animal Group Names

Mute swan with cygnet. (birds)

Match the Baby Animal to Its Mama Quiz

Lion (panthera leo)

Deadliest Animals Quiz

The bearded vulture (Gypaetus barbatus) is seen in Switzerland on December 2024

Animal Factoids