Steve Barley spent almost three months building the course, designed around events in a heptathlon.
Tourists haven't been able to go to the Farne Islands for 18 months and it's changed the birds' behaviour.
A man filmed the animal in his back garden in Peterborough during "horrendous" downpours.
Wildlife authorities in Utah have restocked lakes with fish by dropping them out of a plane.
By Helen Briggs
BBC Environment correspondent
By Huw Williams
BBC Scotland reporter