Add Yahoo as a preferred source to see more of our stories on Google. What do you call a group of butterflies? How many teeth does a wolf have? What's the smallest rodent in the world? If you know the ...

I'm an animal lover, so I may be a bit biased when I say I believe animals are one of the very best parts of life on planet Earth. But seriously-we get to live in a world where we can adopt cuddly ...