The study showed that reptiles demonstrate spontaneous associations between two different sensory modalities: vision and hearing. Tortoises associated low sounds with large shapes and high pitch ...

Bats use a perceptual system called echolocation that allows them to produce high pitch sounds that bounce off nearby objects and living things. Humans can't normally hear these sounds, unless they're ...

A recent study published in the journal Cell discovered that plants emit high-pitched clicks when stressed. This occurs when they are stressed by droughts, infections, or cuts, which results in ...