Rats are helpful because they are small, intelligent animals.
How they are helpful can vary. Some people can't have cats or dogs, might not like fish, & mice smell a lot, so rats may be their only option, or the best one.
The African? Pouched Rat is a good example of the genus. They're being trained to detect/find land mines. Because they're so light, weighing about 600grams to 1 kilo, they don't trigger it, & sit right on it.
You can Google that too
No, humans are faster than rats.
I think there are more rats in the world than humans.
They eat rats,humans,and Spiders
the rats eat meat as humans do
They dont. Any interraction is purely coincidental. Rats hate humans. They only like rats. Get some real friends man....
Yes, rats are almost everywhere that humans have went to.
Scarfs
YES
maybe
Yes. They are social animals that thrive on interractions with both rats and humans.
the causes of the plague was the fleas on the rats they bit the rats and then when the rats died they moved on to bite the humans
Rats and humans share about 90 of their genetic makeup, making them genetically similar. Physiologically, rats and humans also have many similarities, such as organ structure and function, making rats valuable models for studying human diseases and treatments.