Word Origin & History. moniker 1849, said to be originally a hobo term (but attested in London underclass from 1851), of uncertain origin; perhaps from monk (monks and nuns take new names with their vows, and early 19c. British tramps referred to themselves as in the monkery).
northern American bull frog (female) Frogs, toads, and salamanders belong to a class of animals called Amphibians. They are vertebrates (back-boned animals) with smooth (moist) or warty skins. They lay unshelled eggs, usually in water, and most species have a gilled, swimming larval stage (such as a tadpole).
An axolotl is an aquatic salamander related to tiger salamanders. In a tank environment, they will never transform into the adult form, but will remain larvae. They are easy to care for and make enjoyable pets. They have a lifespan of 10-15 years in aquariums if provided the right environment and care.