6 Animals That Can Live In A 20 Gallon Tank 2022. Some turtles that can live in a 40 gallon tank are the american bullfrog, the common garter snake, the eastern box turtle, the eastern musk turtle,. These 5 reptiles can live in a 20 gallon tank or enclosure of equivalent size forever and thrive!if you l.
Note that some species can grow quite large and need a lot of space to be able dedicated to them. If you have more than 2 turtles, you’ll need to provide additional water to account for their. So a 20 gallon is quiet okay for some random smaller animals like the bettas.
