Bangkok, nine o'clock in the morning. The tropical heat is slowly settling over Thailand's capital like a damp towel.

Nile monitor lizards, an invasive and dangerous species, are spreading across Florida. Here's where they are and what to do if you see one.

It uses its climbing abilities to eat the eggs and young of other animals. And in this footage captured for the BBC TV film Komodo: The Deadly Bite, a lace monitor finds a nest full of opossum babies.