SNAPSHOT: Elephants Find Resources With Years-old Memories

A GPS-collared elephant takes a break near a watering hole. Collars like this were used in a new study tracking the movement of 15 African elephant groups in Namibia’s Etosha National Park for periods ranging from 2 months to over 4.5 years.

By pairing current and historic satellite imaging of vegetation with GPS data, a team led by researchers from the University of California, Berkeley watched elephants rely on their long-term memory to guide them to sustenance.

During the dry season