Nick Upton / Wood pigeon (Columba palumbus) perched on a tree branch, Gloucestershire, UK, February.

Nick Upton / Wood pigeon (Columba palumbus) in flight, Wiltshire, UK, May.

Nick Upton / Wood pigeon (Columba palumbus) head close up, Gloucestershire, UK, December.

Nick Upton / Wood pigeon (Columba palumbus) head close up, Gloucestershire, UK, February.

Nick Upton / Wood pigeon (Columba palumbus) foraging for wheat seeds in a recently drilled field, Cornwall, UK, April.

Nick Upton / Wood pigeon (Columba palumbus) foraging for wheat seeds in a recently drilled field, Cornwall, UK, April.

Nick Upton / Wood pigeon (Columba palumbus) flying over a cottage roof, Bradford-on-Avon, Wiltshire, UK, May.

Nick Upton / Wood pigeon (Columba palumbus) fluffed up to keep warm on a cold morning, Gloucestershire, UK, February.

Terry Whittaker / Wood pigeon (Columba palumbus) on bird bath in urban garden. Greater Manchester, UK. May.

Ernie Janes / Wood pigeons (Columba palumbus) male and female during courtship preening display, Norfolk, England, UK, August.

Ernie Janes / Wood pigeon (Columba palumbus) preening in garden, Norfolk, England, UK, August.

Edwin Giesbers / Wood pigeon (Columba palumbus) pair preening one another, The Netherlands.