Jackdaws use a "democratic" process to decide when to leave their roosts en masse, new research shows. In winter, jackdaws roost in groups of hundreds or even thousands, and it is common for most or ...

Jackdaws recognise each other's voices and respond in greater numbers to warnings from familiar birds than strangers, new research shows. The birds produce a harsh "scolding call" when they spot a ...

Birds don’t merely chirp to sing songs that sound pretty to the human ear; they chirp to communicate with each other. For some species, like the Eurasian jackdaw, their sounds are used to warn each ...

Jackdaws are more likely to join a mob to drive off predators if lots of their fellow birds are up for the fight, new research shows. Jackdaws are more likely to join a mob to drive off predators if ...

Years ago, I lived in the English midlands and would walk the same route along the local canal each evening. On winter evenings, I would see the familiar sight of bird flocks dancing across the ...

Jackdaws recognize each other's voices and respond in greater numbers to warnings from familiar birds than strangers, new research shows. Jackdaws recognise each other's voices and respond in greater ...