Hummingbirds may look delicate, but they can be surprisingly aggressive. Males often claim a feeder as their own and chase away competitors. Their high metabolism requires constant feeding, which helps explain their strong defense of nectar sources.

To limit conflict, try placing multiple feeders far apart so one bird cannot guard them all. If needed, adjust nearby perches that give a dominant bird a clear lookout spot.

Some chasing is normal, and the extra activity can even attract more hummingbirds to your yard.