Big cat animals. The initial Captive Wildlife Safety Act (CWSA) was signed into law on December 19, 2003. To address problems associated with the increasing trade in certain big cat species, the CSWA regulations were strengthened by a law passed on September 17, 2007. The big cat species addressed in these regulations are the lion, tiger, leopard, snow leopard, clouded leopard, cheetah, jaguar, cougar, and any hybrid of these species (liger, tigon, etc.). Private ownership is not prohibited, but the law makes it illegal to transport, sell, or purchase such animals in interstate or foreign commerce. Although these regulations seem to provide
Sylvester the Cat Bunny Birthday Blowout", "Bugs Bunny Rabbit Rampage", "", "The Bugs Bunny Crazy Castle 2", "", "", and "". The name "Sylvester" is a play on "Felis silvestris", the scientific name for the wild cat species (domestic cats like Sylvester, though, are actually "Felis catus"). Sylvester was not named until Chuck Jones gave him the name Sylvester, which was first used in "Scaredy Cat". Although the character was named Sylvester in later cartoon shorts (beginning with 1948's "Scaredy Cat"), he was called "Thomas" in his first appearance with Tweety Bird in "Tweetie Pie", most likely as a reference to a male