Do u know that the katydids have ears in their front legs ? Yeah, thats an amazing but true fact. The scientists have published that the Katydids are part of the family Tettigoniidae. The katydid has ears that are tucked in the crook of its front legs, and have components that echo the structures of the human middle and inner ear. The katydid’s ear spans just 600 microns & its communicate in the ultrasound frequency range.

The ears of katydid in its leg