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.
âHarley Quinn. Dr. Harleen Frances Quinzel, also known as Harley Quinn (a pun on the word harlequin), first appeared in the Batman: The Animated Series episode Joker's Favor, where she served as a humorous female sidekick to the Joker.
Originally named the Bat-Man, the character is also referred to by such epithets as the Caped Crusader, the Dark Knight, and the World's Greatest Detective. Batman's secret identity is Bruce Wayne, a wealthy American playboy, philanthropist, and owner of Wayne Enterprises.