Komodo Dragon’s Tongue

The Komodo Dragon (Varanus komodoensis) is a large reptile in the Varanidae family of monitor lizards. It is an ectotherm varanid. 

The Komodo Dragon has sharp teeth and a long, yellow, deeply-forked tongue. 

It eats invertebrates, birds, and mammals, such as monkeys. It uses venom to kill its prey, because the toxins stop the prey’s wound from clotting. The animal loses blood pressure and lots of blood. The Komodo Dragon takes a bite out of an animal, even a large animal, and the animal dies within a few days. 

The Komodo Dragon can eat a monkey or a deer whole. So, why does it need a long tongue? 

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What is olfaction?

What is olfaction?

Olfaction is the sense of smell.

Olfaction is a chemoreception that forms the sense of smell.

In most animals, olfaction occurs in the nose through holes called nostrils.

Some animals, such as snakes, have a vomeronasal organ located between the nose and mouth that is used to smell prey. Snakes stick out their tongue and then touch it to the vomeronasal organ.