Siskins (Carduelis spinus)

Back at Aigas Field Centre, Siskins - (Carduelis spinus) were in abundance. They prefer alder and birch nearby for food although these guys seemed to have taken a great liking to the niger seed feeder!
Camera: Canon EOS 400D
Lens: Canon 100-400 mm IS
Ref:
Date:
13/06/10
Location:
Aigas House, Aigas Field Centre
Photographer:
John Pell