You should proof the attic to exclude. There are all types of readily available nets, screens etc to keep them out.
no
Not if you want paint splatters in your attic.
Yes
Contact a professional wildlife removal service to safely and humanely remove the bats from the attic. It is important to exclude them through methods like one-way doors to prevent them from returning. Seal off entry points and ensure the attic is clean to deter them from coming back.
Bats use echolocation to determine where they are going.
www.batsinthehouse.com
Yes, bats are very social and will nest together in a cave, attic, belfry, or loft of a barn.
Use fiberglass in your attic to keep the warm air in, make sure you have double glazed windows and keep your heating at a steady 21 degrees in the cold weather. Use polyester covers on your pipes to stop them from freezing too! (:
Yes bats do fight i have seen it myself in my attic it is so weird the noise that they make really it was amazing to wacth!
You can try to deter cats from climbing into your attic by spraying ammonia or vinegar around entry points. The most effective option, however, would be to seal off all attic entrances.
In people's attic. They hide in the attic until Christmas time when they can have their fun. Then the Danish have to leave out pudding to keep their mischief in control.
Bats look for warm, protected places to roost. An attic with a small opening is perfect for the bats. However, people would generally advise against allowing bats to live in the attic. One, they poop, like most mammals, which creates a disgusting and insanitary mess. Two, there is a chance they could spread disease to humans (although the odds are low). Although I wouldn't recommend letting bats live in your attic, they are awesome animals and I would highly recommend providing a bathhouse for them. If the hang from the underside of your roof, outside of your house, that's fine too.