We are often so keen to encounter this animal that ambition overrides the accuracy of our observations, writes Mark Cocker.

A team of researchers went into the woods of Maine searching for a mysterious bird of the eastern forests — a golden eagle. They're conspicuous in the American west but secretive in the east.

Golden eagles don’t mate until they are about 5 years old and produce about one chick every two years, so adult eagle deaths have outsize effects on the population, said Bedrosian.

The arrival of eight golden eagle chicks in southern Scotland has helped the population soar to the highest in 300 years. They were moved from other estates to a secret location in the Moffat ...

Golden eagles don't mate until about 5 years old and produce about one chick every two years, so adult eagle deaths have outsized impacts on the population, Bedrosian said.