Yes it will kill some of the roof rats.
Roof rat sounds.
Finally rats can be heard scratching gnawing and rustling inside homes.
No they will not go die outside while searching for water.
Often squeaks or hisses signify that a rat is afraid or in pain.
Both roof rats and norway rats a stockier variety of rat can infest homes.
The pests also chomp and grind their teeth.
Rats on the roof is never a good sign and while they may not be as noisy or as easy to spot as raccoons or larger animals spotting a rat on the roof is definitely a sign to be concerned about.
At this point you may considering roof rat poison.
They can communicate different emotions depending on the frequency of the noise.
Getting rid of the animals can be quite a challenge particularly if the roof and the attic space inside is difficult or awkward to get to but it is.
Rats make a combination of squeaking hissing and chattering sounds.
Roof rats are known by a variety of other names including palm rats fruit rats ship rats and alexandrian rats.
That s usually a dead giveaway.
So trapping roof rats in the attic isn t as easy as popping open the attic access and putting a trap inside of it.