Nick Upton / Rock pipit (Anthus petrosus) perched on cliff edge grassland with the sea in the background, Cornwall, UK, April.

Nick Upton / Rock pipit (Anthus petrosus) perched on a fence post in coastal farmland, Cornwall, UK, October.

Dave Bevan / Rock pipit (Anthus petrosus) foraging amongst seaweed on rocky shore, Ceredigion, Wales, UK, November.

Dave Bevan / Rock pipit (Anthus petrosus) feeding from a sea wall, Ceredigion, Wales, UK, October.

Dave Bevan / Rock pipit (Anthus petrosus) feeding from a sea defence wall, Ceredigion, Wales, UK, October.

Dave Bevan / Rock pipit (Anthus petrosus) feeding from rocks, Ceredigion, Wales, UK, October.

Jussi Murtosaari / Eurasian rock pipit (Anthus petrosus), with Redshank (Tringa totanus), Finland, April.

Jussi Murtosaari / Eurasian rock pipit (Anthus petrosus) along coast, Finland, April.

Jussi Murtosaari / Eurasian rock pipit (Anthus petrosus) feeding along coast, Finland, April.

Ernie Janes / Rock pipit (Anthus petrosus) Firth of Forth, East Lothian, Scotland, UK, June.

Nick Upton / Rock pipit (Anthus petrosus) foraging for invertebrates on a rocky cliff face, Cornwall, UK, April

Loic Poidevin / Eurasian rock pipit (Anthus petrosus) on a stone, Jura, Scotland, UK, September

Nick Upton / Rock pipit (Anthus petrosus) foraging for invertebrates among seaweed on the strand line as the tide rises at sunset, Cornwall, UK, September.

Nick Upton / Rock pipit (Anthus petrosus) foraging for invertebrates on a stony beach beside a freshwater stream, Cornwall, UK, September.

Jussi Murtosaari / Rock Pipit (Anthus petrosus) on frozen beach, southwest Finland, February.

Mike Potts / Water pipit (Anthus spinoletta) searching for insects on a rocky shoreline, Menai Straits, Gwynedd, North Wales, UK

Mike Potts / Water pipit (Anthus spinoletta) searching for insects on a rocky shoreline, Menai Straits, Gwynedd, North Wales, UK

Mike Potts / Water pipit (Anthus spinoletta) searching for insects on a rocky shoreline, Menai Straits, Gwynedd, North Wales, UK