🔥 Several layers of bees form a “bee curtain” with the vulnerable brood inside when a predator approaches. A chemical called Nasonov pheromone is released to embolden them to stay together

🔥 Several layers of bees form a “bee curtain” with the vulnerable brood inside when a predator approaches. A chemical called Nasonov pheromone is released to embolden them to stay together