@slimfern posted:Oranges are a hybrid of tangerines and pomelos, also known as "Chinese grapefruit," and they were originally green...
Dolphins have names for one another...
Toto the dog was once a cow...
In the original 1902 stage version of The Wonderful Wizard of Oz, Dorothy did not have a dog but a faithful cow named Imogene.
Speed dating was invented by a rabbi...
(That's Rabbi, not Rabbit)