2021年5月31日 - EN

Who do you trust? Wild birds use social knowledge to avoid being deceived The world's northernmost bird is a clock-watcher First breeding golden eagles in Orkney in almost 40 years Garden bird feeders are boosting blue tit numbers - but leaving other species hungry Emu vs cassowary: one has a dagger-like claw, the other explosive agility - but who would win in a fight? Which came first, the chicken or the egg? 'You care for birds, and they heal you': film profiles world of a Black falconer Red kite attacks: why birds of prey are causing havoc on the streets of Henley Kansas lesser prairie chicken in new flap as federal agency proposes new protections Seabirds are today's canaries in the coal mine - and they're sending us an urgent message Seabirds face dire threats from climate change, human activity - especially in Northern Hemisphere Alpine parrot may have gone to the mountains to avoid people Conservationists work to end skyscraper bird collision massacres Perspective | Birds are going blind in the Washington region, and wildlife experts don't know why Study of bird droppings in UK highlights impact of garden feeding Terra identifies backyard bird visitors by analyzing their songs Mapping marine debris encountered by albatrosses tracked over oceanic waters A Day With New York's Bird Paramedics Ask Maine Audubon: Abnormalities make bird identification even more of a challenge Photographer Snaps Bird Catching a Ride on Bigger Bird's Stick Powell company makes history with sage grouse hatching 'Kestrel camera' gives candid look at birds of prey