A great beast whom God invites Job (Job 40: 15) to admire, usually thought to be either the hippopotamus, which frequented the Nile though not the Jordan, or a mythical creature from the era of primeval chaos.
Citation for behemoth
Citation styles are based on the Chicago Manual of Style, 15th Ed., and the MLA Style Manual, 2nd Ed..
MLA
"behemoth." In A Dictionary of the Bible. Ed. W. R. F. Browning. Oxford Biblical Studies Online. May 18, 2013. <http://www.oxfordbiblicalcstudies.com/article/opr/t94/e248>.
Chicago
"behemoth." In A Dictionary of the Bible. , edited by W. R. F. Browning. Oxford Biblical Studies Online, http://www.oxfordbiblicalcstudies.com/article/opr/t94/e248 (accessed May 18, 2013).