Very big ears can capture more sounds. This gerenuk is an African gazelle that needs both big eyes and big ears to be on guard against predators, such as lions, cheetahs, and leopards. Want to hear like a herbivore? Try cupping your hands behind your ears and flaring your hands out like the gerenuk’s ears. All of a sudden, everything will seem louder. (Sergey Uryadnikov/ Shutterstock) Read More