They both have wings, except for the elephant.
A cow can't be milked for over 30 years
Biggie loves it when you call him Big Poppa, while your mom just loves it when you call.
It's a matter of a pinion(http://www.merriam-webster.com/dictionary/pinion).
A Chinese telephone. Wing wing. Arrow?
Baby elephants.
An elephant with a wet boot
A Bluebird with a Tommy Gun.