Following their protection as an endangered species, bald eagles have come roaring back.

(Airs Sunday, July 11) Returning home to the Isle of Mull after 15 years abroad, Gordon Buchanan was happy for the chance to take a new look at his native land, through his camera lens.

(Premieres Sundays April 4 and April 11) New technologies reveal what's behind incredible "moments of impact" - when animals come into contact with each other and the world around them.

Eagles. For centuries, these seemingly larger-than-life birds have fascinated and inspired us.