A birdfeeder is a device placed outdoors to supply food for birds.
You put birdseed in it. It would be dumb to have a birdfeeder without birdseed.
See the attached link, it seems to have very clear instructions for a simple birdfeeder.
Yes; cedar gives your birdfeeder a good look,and it smells very nice, too.
Green.
a device placed outdoors to supply food for birds
Birdfeeder brings birds to your garden, giving you an opportunity to see these birds up close. There may be many birds that you have never seen before, giving you many hours of joy as you learn to appreciate and identify them.
Two words - "one day".
They are two words conjoined to be one.
It is two words. Writing it as one is acceptable in the UK and is referred to as a "Britishism." But in American grammar, it is always two separate words.
"After school" is typically written as two words.
It is two words take it from a 7th grader