In 1996, England began moving Scottish osprey chicks to Rutland after the species vanished as a breeder in 1847; 30 years later, 300 have fledged and the population is self-sustaining

Thirty years ago, conservationists began an experiment at Rutland Water that was intended to bring a vanished bird back to England. Three decades later, the osprey has not only returned, it is breeding, spreading and producing new generations without the need