By Rebecca Morelle
Science reporter, BBC News
The tactics used by elephants to keep their cool in extreme desert heat have been caught on camera.
A BBC crew filmed the tusked beasts spraying themselves with water that they had stored in a reservoir in their throats several hours earlier.
Although this skill for storing water was first documented 100 years ago, the team believes this is the first time it has been filmed.
comeplete aricle here