Ok how about we have a look at reptiles, you know those cold-blooded animals that are covered with scales or plates instead of skin or feathers.
Most of them lay eggs but there are some that give birth to their young, most reptiles are lizards with over 3,700 different species.
The largest lizard is the komodo dragon, they can eat as much as 80% of their body weight in a single meal.
They reach up to 3 m in length and around 150 kg in weight and are native only to a handful of Indonesian islands, including Komodo, Rinca, and Flores.
However, the largest reptile is the saltwater crocodile, they are up to 6.32m or 20.7ft. they weigh around 1,000–1,500 kg 2,200–3,300lb.
They can be found in Northern Australia, Southeast Asia, Papua New Guinea.