You have a lot in common with bees. They also communicate with each other by dancing and using pheromones. Bees can also recognize human faces, though we are stumped at how scientists figured that one out. This detailed, vintage brass buzzer is 2 inches wide, attached to an 18-inch brass chain that fastens with a lobster claw clasp. Silver version is silver-plated brass and comes on antiqued silver chain with silver lobster claw clasp.