What are the winning works in the annual British Photography Competition?

The winner of the comprehensive prize: Heathrow roostings, shot by Daniel Trim, shows a blackbird perched at London Heathrow Airport.

Award-winning work of animal behavior photography: Andrew Parkinson filmed  in Derbyshire, in which a badger bathed in the early morning sunshine.

Award-winning works of animal portrait photography: the natural beauty photographed by Melvin Redke in shetland islands's natural scenic spots. An Atlantic gannet is looking up at the camera.

The winning secret photography: Green Hydras by Alex Hyde in Derbyshire. Green hydra is a common organic organism in stagnant water environment, and they can be seen from early spring to late autumn.

Award-winning works in coastal and marine fields: Karen Steele filmed an emergency at Benpton Cliff in Yorkshire, in which a northern booby was looking up from the water.

Award-winning black and white photography: Paula Cooper filmed "The Web of Life" in Setford Forest, Norfolk. A snail crawled on a branch covered with cobwebs, as if looking up at the cobwebs.

Award-winning work of habitat photography: A Wren on the Frost-shell Pteridium Ben Hall was shot in Mersey, Dunham, Cheshire, where a Wren stood on a frosty plant branch and looked down.

Award-winning virgin forest photography: a magical morning in Derbyshire by Francis joseph taylor. In the morning, the birch forest is shrouded in mist.

12- 18-year-old photography award-winning works: Matthew roswell18-year-old Golden Hour Hunt in Hampshire. A short-eared owl is pouncing on its prey.

/kloc-Award-winning photography under 0/2 years old: 10-year-old Oliver Teasdale photographed an auk in a cave on Skokholm Island in Pembrokeshire, and a long-horned auk was resting in its nest.

Ben Andrew won the Four Seasons Photography Award. His series of works were shot in Homer Marsh National Nature Reserve in Cambridgeshire, showing the life scenes of British wildlife in various seasons.

Award-winning work of British plant photography: "Common Reeds" shot by Steve Palmer at Lindorf Public Land in Wilmslow, Cheshire, is a reed growing quietly in the water.

Documentary Photography Award: Peter Keynes and her work The Migration of the Red Squirrel.