Definition: The term "Leptotroga" refers to a type of aquatic mammal, known for its distinctive long, slender body and large, bulbous tails. This animal is typically found in freshwater environments where it can swim efficiently without the need for air circulation or water. Leptotroga are members of the family Troglodytes, which also includes other aquatic mammals such as the Nile crocodile (Crocodylus niloticus) and the African bull shark (Bala