Answer:
What has been around for millions of years but is never more than a month old?
What do cheetas, dalmatians and appaloosas have in common?
What has holes on each side, but can still can hold water?
It is a gruesome form of betray.
You do this into someone's ear when you want to be discreet.
A leathery snake, with a stinging bite. I'll stay coiled up, unless I must fight.