More than one male of this species isn’t encouraged in lower than forty gallons of the closely planted tank. They get their title from their fins, paying homage to a hippopotamus’s ears. They’re also equivalent in overall look into the animal, having a thick and stubby bodies. Like these animals, https://www.mediafire.com/file/vmg30mhri0pwe6e/How_to_Keep_Your_Fish_Pond_Clean/file