[Judaic] In the Old Testament (book of Job, verse 40:10), behemoth is the name for a very large animal, like the hippopotamus or crocodile. They both play a part in the Apocalyptic, as monsters that must be killed. In later Christian religion, the behemoth is identified with Satan.
BEHEMOTH
Meaning of BEHEMOTH in English
Encyclopedia Mythica English dictionary. Английский энциклопедический словарь греческой мифологии. 2012