Leviathan was held that God originally produced a male and a female leviathan, but lest in multiplying the species should destroy the world, he slew the female, reserving her flesh for the banquet that will be given to the righteous on the advent of the Messiah. Rashi's commentary on repeats the tradition: the...sea monsters: The great fish in the sea, and in the words of the Aggadah (B.B. 74b), this refers to the Leviathan and its mate, for He created them male and female, and He slew the female and salted her away for the righteous in the future, for if
Leviathan Leviathan may be a name for the crocodile, and in a footnote to Job 40:15, that Behemoth may be a name for the hippopotamus. The Church Father Origen accused a gnostic sect of venerating the biblical serpent of the Garden of Eden. Therefore, he calls them Ophites, naming after the serpent they are supposed to worship. In this belief system, the Leviathan appears as an Ouroboros, separating the divine realm from humanity by enveloping or permeating the material world. We do not know whether or not the Ophites actually identified the serpent on the Garden of Eden with the Leviathan.