Not knowing your location (since it is not showing by your join date) makes it harder to give you advice that is meaning full.
Bumblebees don't usually kill bees but do like to rob if they can.
Hornets (black "bald faced" ) European hornets the ones that look like yellow jackets on steroids kill and eat bees, as do yellow jackets. They are wasps and use other insects as protein sources
The true Japanese hornet has not made it to the US yet.
Hornet and wasp trap.
2 liter soda bottle, cut a 3/4 to -1 inch hole in the side just below the shoulder. 2 cups sugar, 2 cups water, 1/2 cup cider vinegar, and a banana peel in the bottle for bait. Sit or hang near the hives.
Bumblebees don't usually kill bees but do like to rob if they can.
Hornets (black "bald faced" ) European hornets the ones that look like yellow jackets on steroids kill and eat bees, as do yellow jackets. They are wasps and use other insects as protein sources
The true Japanese hornet has not made it to the US yet.
Hornet and wasp trap.
2 liter soda bottle, cut a 3/4 to -1 inch hole in the side just below the shoulder. 2 cups sugar, 2 cups water, 1/2 cup cider vinegar, and a banana peel in the bottle for bait. Sit or hang near the hives.
