An elephant wearing a shock collar Surendranie Cabral de Mel
Shock collars could be an effective way to keep elephants from raiding crops in Sri Lanka, and researchers think this approach could be more humane than other strategies for tackling the problem.
Sri Lanka has perhaps the highest density of elephants in the world. Conflict between humans and elephants is a longstanding issue in the country, leading to the deaths of
To keep the animals away, some farmers use electric fences, but elephants can easily break them by pushing them over, says
