The king cobra's average size is 10 to 12 feet (3 to 3.6 meters), but it can reach 18 feet (5.4 meters). King cobras live in northern India, east to southern China, including Hong Kong and Hainan; south throughout the Malay Peninsula and east to western Indonesia and the Philippines.

How big can cobras grow?

Cobras are large snakes; many species reach more than 6 feet long (2 meters). According to Cape Snake Conservation, the forest cobra is the largest true cobra, reaching 10 feet (3 m), and Ashe's spitting cobra is 9 feet (2.7 m), making it the world's largest spitting cobra.

How long does a cobra snake grow?

The average male grows anywhere from 3 to 7 feet in length, but the large king cobra can grow as long as 18.5 feet. Depending on the species, a cobra might weigh as much as 20 pounds. They're venomous rather than poisonous, meaning a mongoose or human can eat them; only their fangs contain venom.