natural science

• 

  Swifts fighting

  Type Item

  Uploaded by Amgueddfa Cymru - Museum Wales
• 

  Swifts entangled in flight

  Type Item

  Uploaded by Amgueddfa Cymru - Museum Wales
• 

  Swift flying to nest

  Type Item

  Uploaded by Amgueddfa Cymru - Museum Wales
• 

  Swift flying from nest

  Type Item

  Uploaded by Amgueddfa Cymru - Museum Wales
• 

  Swift at nest-hole in wall

  Type Item

  Uploaded by Amgueddfa Cymru - Museum Wales
• 

  Swallows on telephone wires

  Type Item

  Uploaded by Amgueddfa Cymru - Museum Wales
• 

  Swallows at nest with young

  Type Item

  Uploaded by Amgueddfa Cymru - Museum Wales
• 

  Swallow feeding young

  Type Item

  Uploaded by Amgueddfa Cymru - Museum Wales
• 

  Swallow at nest with young 1953

  Type Item

  Uploaded by Amgueddfa Cymru - Museum Wales
• 

  Swallow at nest with young

  Type Item

  Uploaded by Amgueddfa Cymru - Museum Wales
• 

  Sunlin Sitting

  Type Item

  Uploaded by Amgueddfa Cymru - Museum Wales
• 

  Storks at rest on Hay stack

  Type Item

  Uploaded by Amgueddfa Cymru - Museum Wales
• 

  Stork with young on Hay stack

  Type Item

  Uploaded by Amgueddfa Cymru - Museum Wales
• 

  Stork landing at nest

  Type Item

  Uploaded by Amgueddfa Cymru - Museum Wales
• 

  Stone Curlew with eggs

  Type Item

  Uploaded by Amgueddfa Cymru - Museum Wales
• 

  Stock Dove landing at nest

  Type Item

  Uploaded by Amgueddfa Cymru - Museum Wales
• 

  Stock dove at nest hole

  Type Item

  Uploaded by Amgueddfa Cymru - Museum Wales
• 

  Stock Dove at nest

  Type Item

  Uploaded by Amgueddfa Cymru - Museum Wales
• 

  Squacco Heron in tree

  Type Item

  Uploaded by Amgueddfa Cymru - Museum Wales
• 

  Spotted Flycatcher at nest

  Type Item

  Uploaded by Amgueddfa Cymru - Museum Wales
• 

  Spoonbills in Hungary

  Type Item

  Uploaded by Amgueddfa Cymru - Museum Wales
• 

  Spoonbills at nesting site

  Type Item

  Uploaded by Amgueddfa Cymru - Museum Wales
• 

  Spoonbills and Ibises flying from nests

  Type Item

  Uploaded by Amgueddfa Cymru - Museum Wales
• 

  Spoonbill landing at nest

  Type Item

  Uploaded by Amgueddfa Cymru - Museum Wales
• 

  Spoonbill at nest near Glossy Ibis

  Type Item

  Uploaded by Amgueddfa Cymru - Museum Wales
• 

  Sparrow Hawk flying from nest and young

  Type Item

  Uploaded by Amgueddfa Cymru - Museum Wales
• 

  Sparrow Hawk at nest with young

  Type Item

  Uploaded by Amgueddfa Cymru - Museum Wales
• 

  Sparrow Hawk

  Type Item

  Uploaded by Amgueddfa Cymru - Museum Wales
• 

  Spaniel and wild rabbit

  Type Item

  Uploaded by Amgueddfa Cymru - Museum Wales
• 

  Song Thrush on nest

  Type Item

  Uploaded by Amgueddfa Cymru - Museum Wales