Grab your glasses for this one, because we’re talking animal eyes. Eyesight is one of the most important adaptations animals rely on for survival. As humans, we know how much we depend on our eyesight ...

It's a quiet autumn evening. You're enjoying some TV, when an unscripted movement catches your eye. A large house spider (Tegenaria domestica) is striding across the rug toward you. You make a sudden ...