[RadioAstronomer]

Get back to me when you can show a fish giving birth to a bullfrog

Bzzzt! Wrong!! Instead, would be a fish giving birth to a moose. (Bullfrogs being close to water are not suitable for this type of argument). The species may be too similar.

[PatrickHenry]

(Bullfrogs being close to water are not suitable for this type of argument). The species may be too similar.

Right. Same "kind." (Whatever that means.)