From snakes that use their tongues to “smell” to compound bug eyes that overwhelm human sight, visitors to Lake Metroparks’ Penitentiary Glen Reservation on April 18 got a chance to see how animals ...

It should be known that not every animal has eyes. Most animal species (especially invertebrates like nematodes, annelids, flatworms, sponges, etc.) do not have eyes. Estimates suggest only about ...

Multiple lines of evidence suggest that pigeons sense magnetic fields by detecting electric currents in their inner ears.

Teeth first evolved as sensory organs, not for chewing, according to a new analysis of animal fossils. The first tooth-like structures seem to have been sensitive nodules on the skin of early fish ...