9 Biggest Reptiles That Roam the Earth

Saltwater Crocodile

Saltwater CrocodileThe saltwater crocodile is the largest living reptile, capable of growing over 23 feet in length and weighing up to 2,200 pounds. Found in the Indo-Pacific region.

Green Anaconda

Native to South America, the green anaconda is the heaviest snake, reaching lengths of up to 30 feet and weighing over 550 pounds. These formidable constrictors live in swamps and marshes and prey on a variety of animals.

Nile Crocodile

The Nile crocodile is one of Africa's largest reptiles, reaching lengths of up to 20 feet and weighing as much as 1,650 pounds. Known for their aggressive nature, they inhabit rivers, lakes, and marshes, preying on fish, birds, and large mammals.

Reticulated Python

The reticulated python is the world's longest snake, capable of growing over 30 feet in length. Found in Southeast Asia, these powerful constrictors prey on a variety of animals, including birds, mammals, and even other reptiles.

Leatherback Sea Turtle

The leatherback sea turtle is the largest turtle species, measuring up to 7 feet in length and weighing up to 2,000 pounds. They are unique among sea turtles for their lack of a hard shell and are found in oceans worldwide, feeding primarily on jellyfish.

Komodo Dragon

The Komodo dragon is the largest living lizard, growing up to 10 feet in length and weighing over 150 pounds. Endemic to Indonesia, these powerful predators have a venomous bite and hunt a variety of prey, including deer, pigs, and water buffalo.

Black Caiman

Native to the Amazon Basin, the black caiman can reach lengths of up to 16 feet and weigh over 880 pounds. As one of the largest members of the alligator family, they are apex predators, feeding on fish, birds, and mammals.

Galápagos Tortoise

The Galápagos tortoise is one of the largest tortoise species, with some individuals exceeding 5 feet in length and weighing over 900 pounds. These herbivorous giants are native to the Galápagos Islands and can live for over 100 years.


The gharial, also known as the fish-eating crocodile, can grow up to 20 feet in length. Native to the Indian subcontinent, these crocodilians have a distinctive long, thin snout adapted for catching fish, their primary diet.