In length, the great grey owl. But the great horned is somewhat heavier.
great hornedpuppy
Eagle owl (real name)
Eurasian Eagle Owl
no , the snowy owl is the biggest but people are assuming that the european owl is bigger.
barn owl
barn owl
no
Yes
Today the answer would be a snowy owl, however the European eagle owl was native to the UK in the 1700's back then it would have been the European eagle owl
owl nest
it is the screech owl
The Teet-Owl
The Tawny Owl