What does a rat tail do?

Rats don't actually have tails. They are called "tails" because they resemble a tail in appearance, but are actually a long, thin, and usually hairless appendage that is attached to the body.

There are a few reasons why rats have these appendages:

* Balance: Rat tails help them maintain balance, especially when running and climbing.

* Communication: Rats use their tails to communicate with each other. For example, a raised tail can signal aggression, while a lowered tail can signal fear or submission.

* Sensory organ: Rat tails have a lot of sensory receptors, which allows them to detect changes in temperature, texture, and movement. This helps them navigate their environment and avoid danger.

* Prehensile: Some rat species have prehensile tails, which means they can use them to grasp objects, much like a monkey's tail.

It's important to note that rat tails are very sensitive and can be easily injured. It's crucial to handle rats carefully and avoid grabbing or pulling on their tails.