Why don't some animals have ears?

The video explores how different animals, including those without visible ears, detect sound. It highlights the sensitivity of animal ears, such as those of elephants and fennec foxes, and explains how snakes use their jawbones to sense vibrations. Additionally, it covers how insects like caterpillars, ants, and grasshoppers perceive sound through unique body structures.

What is the primary function of an ear in animals?

Why might some animals not have visible ears?

How do snakes perceive sound if they do not have outer ears?

What adaptations do insects have for detecting sound?

What are tympanal organs and which animals possess them?