Because nobody is looking for them.
So that when he drove by people could say, "Look at that escargot!"
You look for the fresh prints!
Too many cheetahs.
All those spikes hurt his hands
A: They don't have balls to scratch.
It's quite hard to find enough women willing to wear the same outfit.
You can hide your own easter eggs.
The ICU (I-see-you!)
They're both hide and seek champions!