Did you knowss! on Instagram: "#Day6/30 Ancient Greeks used an ingenious method to protect their dogs from wolf attacks. They created spiked dog collars, known as melium, designed with sharp metal spikes pointing outward. When wolves tried to bite a dog's neck-their usual attack strategy-the spikes acted as a powerful defense, preventing fatal injuries. This early example of applied engineering shows how humans used observation and simple physics for survival. Long before modern armor or technol