Some insects will try to steel the food, wasps, ants. No other birds that I know of.
Do not put beech in a hummingbird feeder and present this as food to the birds, it will kill them.
no
it feeds off of water
If it is not a hummingbird feeder, use sunflower seed.
A bee guard for a hummingbird feeder looks like a trough of water. The trough looks like a circle around the top of the feeder.
feeder
parasites
Yes.
If too warm/hot the hummingbird will not feed.
2 weeks
It feeds the pig
It is a cable that feeds.