birch, willow, and alder provide natural seed sources, and some berry-producing plants attract birds that rarely come to feeders.
(birch, willow; alder provide; natural seed sources) (some berry-producing plants; attract; birds that rarely come to feeders) (birds; come; to feeders; T:rarely)
birch, willow some berry-producing plants birds
alder provide attract come
natural seed sources
birds that rarely come to feeders
to feeders T:rarely