Echo and the elephants

<p>In 1972, the world’s longest-running study of wild elephants was first launched in Kenya, making a star of one of its subjects – Echo.</p><p>For decades, the Amboseli Elephant Research Project followed Echo and the rest of the park’s population to learn more about their behaviour, communication and social bonds. </p><p>And in 1990, when the project began to attract wider attention, a documentary TV crew asked to film one of the groups. It was the start of Echo’s life in front …