No - they fertilise internally.
No, the platypus does not fertilise its eggs externally.
Cats fertilise internally.
All insects do this.
internally
All reptiles fertilize internally
Koalas do not fertilize their young. They fertilize each other (internally) to produce young.
Cobra's are a type of brown snakes but you can find brown snakes all over the world especially in the dessert of Afganastan
no....they will eat other brown snakes !
Kangaroos fertilise internally. However, development of the tiny joey primarily occurs externally, as it undergoes most of its development in the mother's abdominal pouch.
Brown snakes
not all snakes
Brown tree snakes and Brahminy blind snakes