Updated: Dec 31, 2020
Cryptozoology is the study of animals that are rumored to exist. Such creatures are called "cryptids." Some, like the gorilla, giant squid and okapi (pictured), are no longer hearsay and legend but real creatures recognised by science. Others, like Bigfoot and the Loch Ness Monster, continue to tempt the hopeful and the adventurous with the possibility of their existence.