The ‘Human Swan’ is taking flight again – this time with vultures
A few weeks ago, along a ridge somewhere north of the South African city of Pretoria, Sacha Dench returned to the skies once more. The Dartmoor-based conservationist, nicknamed the “Human Swan” for ...
Sleep-deprived European jackdaws trade vigilance for deep sleep
As most people who have pulled an all-nighter will agree, lost sleep can leave us feeling foggy and far from our best. In ...