a species of lizard. The reference in (Leviticus 11:30) is to some kind of an unclean animal, supposed to be the lizard, known by the name of the "monitor of the Nile," a large, strong reptile common in Egypt and other parts of Africa.
Smith’s Bible Dictionary
Chameleon
Smith’s Bible Dictionary, William Smith (1863). Public domain, from the CrossWire SWORD module.