ChristianAnswers.Net WebBible Encyclopedia
Hebrew: tsepharde'a, meaning a “marsh-leaper”
This amphibian is mentioned in the Old Testament only in connection with one of the plagues which fell on the land of Egypt (Exodus 8:2-14; Psalms 78:45; 105:30).
In the New Testament this word occurs only in Rev. 16:13, where it is referred to as a symbol of uncleanness.
The only species of frog existing in Israel is the green frog (Rana esculenta), the well-known edible frog of the Continent.