..A black panther is typically a melanistic color variant of any of several species of larger cat. In Latin America, wild 'black panthers' may be black jaguars. In Asia and Africa, black leopards, in Asia, possibly the very rare black tigers and in North America they may be black jaguars or possibly black cougars. Captive black panthers may be black jaguars, or more commonly black leopards..
Cobras are some of the most dangerous and venomous snakes found mostly in Africa and Asia. They can range in length from 8 feet to just over 18 feet. According to National Geographic, one bite from a king cobra has enough toxin to kill 20 people or even an elephant. Most cobras, however, are shy and try to stay away from humans.