Yes. They are even protected by the Government.
Worldwide, bats are a major predator of night-flying insects, including pests that cost farmers billions of dollars annually. Many bats thrive on an insect diet. A single bat can eat many small sized insects in a few hours. That can certainly make a back yard more comfortable.
Throughout the world, seed dispersal and pollination activities by bats are vital to agriculture. It isn’t just birds and bees that pollinate. Bats do also.
In addition, studies of bats have contributed to medical advances including the development of navigational aids for the blind.
Bats get a bad rap more than they should. It is true a person does not want them in their home, but they play an important part of this earth. And their very lives are in danger. The newest threat is the white nose disease. It messes up the biological make-up in their body. Its caused millions of bats to die.