Q:

Why are rats dangerous to man?

A:

Quick Answer

Rats are dangerous to man because they carry diseases, damage buildings and wires and create unsanitary living conditions. When an area has a small population of rats, the rats can keep their presence a secret from potential predators. Someone can have rats in his home and not be aware of it.

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Why are rats dangerous to man?
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Full Answer

Rats can transmit diseases through their urine, saliva and fleas. Leptospirosis, an illness that can cause kidney and liver damage, is transmitted through rat urine. Lymphocytic choriomeningitis, a viral infection that affects that brain and spinal cord, can be transmitted via rat saliva and urine. The bubonic plague was spread by a rat's fleas when the fleas bit humans.

Rats love to chew, especially on wood and plastic, causing damage to homes and businesses. Dirt and grime are often tracked by rats throughout a home.

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