LifeBirds get angry when their favourite snacks are swapped in magic trick Eurasian jays squawk and fly away when shown a cups-and-balls-style magic trick in which their favourite snacks are swapped out for other foods News
EnvironmentThere are 50 billion wild birds on Earth – but four species dominate Earth is home to around 50 billion wild birds according to a new global estimate, but most species are very rare and only a handful number in the billions News