Animals

They most often make sounds during courtship and mating however, some species also make sounds to stay "in touch" during migration.

It has not been well understood so far and is most likely used by these reptiles for navigation.

However, this does not apply to juveniles, which can fall prey to larger predators.

Sometimes adult black caimans eat juveniles since they are easy prey.

Record is held by a male lizard (we do not know at what age it was obtained) that lived at the Copenhagen Zoo from 1892 until 1946.

Because of their size, it is difficult to weigh such an individual in the wild. Based on estimates, ...

However, the capture and destruction of their habitats raises some concerns about the future of these animals.

The biggest of the genus is the great hammerhead. The record holder is a female caught in 2006 who weighed almost 581 kilograms. The reason for her unusual weight, however, was pregnancy.

That is why this species is short-lived. An average imago (adult form) lifespan is 7 to 10 days.