How do tawny frogmouth owls camouflage?

Its color.

with color

A tawny owl is a member of the owl family, about the size of a pigeon. It is the most common owl in the United Kingdom.

No. They're mainly nocturnal, difficult to train and not particularly cuddly. They can be taught to accept handling, but they never get tame in the way dogs and cats are.

The female Snowy owl has excellent camouflage, this being the while body with dark brown lines ( called bars ) on her body. The male snowy owl tends to be pure white except for 3 bars on his tail.