It may mean many things. For example, the owl may have been tired. Or it used the roof as a lookout, to search for small animals it can catch.
If you are superstitious, it could mean different things in different places around the world. The Zulu believe an owl on your house is a sign that someone is going to die. If you are not superstitious you know that an owl on your roof is using your house as a high vantage point to find mice and other delicious creatures.
it means the owl likes your roof or it is trying to send you a letter that your a witch or a wizard and you have to go to Hogwarts.
No. It means that there is a owl outside. There is an old superstition, though, that hearing the constant hooting of an owl near your house was a prediction of a death.
Your roof is in the Owl's territory, it is a good vantage point perch and as it is calling, its mate is nearby.
yes
no
In wich town is the owl house located?
what does it mean when you see a brown owl
You look at the owl and the owl looks at you.
an owl
owlery
The owl presumably represents wisdom, however the badge had originally featured an eagle, but was changed to an owl many years ago. The bar on which the owl sits is coloured according to your house. The motto means "to follow better things".