In this video, we capture the intense struggle between a Yellow Hornet (Vespa simillima xanthoptera) and a Paper Wasp inside a birdhouse. Originally set up to protect wild birds, the birdhouse becomes the battleground for these two insect queens. The Yellow Hornet queen has taken residence, and surprisingly, a Paper Wasp nest is also found nearby. As the two cannot coexist in the limited space, the Paper Wasp queen launches an attack on the Yellow Hornet. Follow the fascinating and dramatic events that unfold as the Yellow Hornet queen defends her territory, and witness the natural survival challenges these insects face. This video offers a captivating glimpse into the harsh realities of nature's survival of the fittest.