How to scare off the biggest pest in the world

Elephants are pests that raid people's crops, but there are now harmless ways to scare them away from farms

BBC

Last updated on 11 December 2014

Type: 
Costa Rica and Ecuador and Paraguay
Region: 
Africa
Threats: 
Agriculture and aquaculture
Species: 
Loxodonta africana
Species group: 
Terrestrial mammals