A shrimp that lives full-time on an anemone and feeds by scavenging, for example, might not require high visual acuity anyway. Another thing that an animal can do to discern fine detail is to move ...

Citing examples, researchers, including those from the University of Oxford, said long-lived animals such ... to the same extent as the small, short-lived animals. Recommended ‘Life on Earth ...

A recent investigation of short-term memory suggests animals ... While there are plenty of examples of animals with long memories— elephants never forgetting a face, the cat that's scared ...