Juan Manuel Borrero / Illustration of threatened species of birds of Spain. Iberian Guillemot (Uria aalge ibericus), Cantabrian capercallie (Tetrao urogallus cantabricus), White backed woodpecker (Dendrocopos leucotos), Be...

Oriol Alamany / Tractor working in a rice field followed by a flock of Slender-billed Gulls (Larus genei) Deltebre, River Ebro delta, Tarragona, Catalonia, Spain, December