There are few places left in the world untouched by tourism – but the tropical islands of Sao Tome and Principe off the west coast of Africa, remain relatively unknown. They have a strong colonial history – but it’s the beautiful beaches, tropical rainforests and the islands’ relaxed nature which are starting to attract attention. Gwenan Edwards went to find out more. watch the video online here
Andrea Turkalo has been studying the enigmatic giants of forest elephants, getting to know over 4,000 intimately, in the rainforest of Central Africa. She has begun to unravel the secrets of their complex social lives and the meanings of their unique vocalisations.
Researchers in Dzanga-Sangha Reserve in the Central African Republic listening to elephant sounds and observing their behavior are compiling an elephant dictionary. Bob Simon goes to Central Africa to listen to the forest elephants first hand.