Well you can' t see that from the outside. Scientists used to think (many decades ago) frogs with a warty skin lived on land, and frogs with smooth skin lived in the water. Nowadays it is known this...
it would seem correct in theory. if it urinates anyway. but one time my dog was playing with a frog and picked it up with its mouth it urinated and her mouth foamed a little bit but ecsentialy it did...
They both have a tendency to exist.All living creatures as well as inanimate objects on Earth exist, this is an irrefutable truth. You cannot deny the truth...