Animals "preen" themselves - they clean/smooth their fur with their beak/bill/tongue.
All birds preen their feathers. They do it to groom and repair the feathers.
If we're very quiet, we can watch the birds preen themselves for little while longer.
Owls preen themselves.
They bathe a and preen themselves.
They do not get lice, but they can get ticks...that's why you always see them fixing their feathers. They take frequent baths, preen their feathers, spread a little of their natural skin oils on their feathers and they're good.
Pretty much all birds, its a sign of affection.
They Yell HELP!
A vegetation killer is what Preen is.
Most birds' feathers are fairly waterprooof. They have to preen themselves to keep them waterproof.
Yes, they make no energy for themselves. They eat to survive.
The past tense of preen is preened.