The wood warms during the day losing moisture and shrinking slightly.
Sounds in attic settling.
Bird nests can harbor diseases and bird fecal dust can become airborne unfortunately.
Animals may be scratching to make room for nesting burying food or even just walking and creating similar sounds.
So if you hear noises when you first wake up you could have birds flying in and out of your attic.
The noise you hear is not from settling but from wood framing members moving in relation to one another.
It s probably your water heater where sediment has settled at the bottom of the tank then popped and bubbled as the water heats.
One of the most obvious and distinct noises in the attic or within the home is chirping.
Fast moving scurrying noises are often rodents like squirrels or rats says bob.
The most common noise inquiries we get from homeowners are concerns about sounds coming from the attic.
With bird habitats becoming more and more scarce around the u s these animals are beginning to find alternative options such as our homes.
If you hear strange noises like scratching and possibly chittering coming from places where no one lives in the house you could have mice squirrels raccoons or even bats sharing.
For an often lengthy period a house will creak and pop from time to time due solely to its own weight causing the soil beneath the house to compact thus allowing sections or even the entire house to sink slowly and minutely into the ground.
One problem that could be causing a popping sound in your walls or in the attic is pests.
Birds like to hunt for food in the morning.
That popping and bubbling sound isn t the wicked witch.
In addition to bees ailion says raccoons squirrels and birds have been known to get into attics and cause noises of course mice and rats can do the same.
This is an immediate sign that birds are nesting within your home or business.
Another primary and fairly mundane cause of random noises within a home is settling.
Mice rats birds or other animals may have entered the home and are chewing digging and pecking on the interior of your home from the attic or inside the walls.