A feline litter usually consists of two to five kittens born after a gestation lasting between 64 and 67 days, with an average length of 66 days. Kittens emerge in a sac called the amnion, which is bitten off and eaten by the mother cat.
Harley Quinn. Dr. Harleen Francis Quinzel, also known as Harley Quinn AND is a 'VILLAIN' not 'ANTI-HERO', first appeared in the Batman: The Animated Series episode Jokers Favor (episode #022, original air date: September 11, 1992) where she served as a humorous female sidekick to the Joker.
1 Search this site for: Harley Quinn Â· Harleen Quinzel (New Earth) 2  Search the Forums for: Harley Quinn Â· Harleen Quinzel (New Earth) 3  Discuss this and other characters on the forums. â  Detective Comics #850.