Toad

A toad was a type of animal lifeform, from an order of tailless amphibian.

Rangoren was home to an animal that resembled a toad with two heads. 

In 2264, appeared to use his sorcery to transform one of 's warriors into a toad, but as Spock revealed, this was merely an illusion.

In 2376, Lwaxana Troi referred to Elim Garak as a "little toad".