Richard-Ong:
Milan noir - Milvus migrans
Richard-Ong:
Milan noir - Milvus migrans
Richard-Ong:
Buse de Harris - Parabuteo unicinctus
Richard-Ong:
Buse de Harris - Parabuteo unicinctus
Richard-Ong:
Buse pattue - Rough-legged Hawk -Buteo lagopus
Richard-Ong:
Buse pattue - Rough-legged Hawk -Buteo lagopus
Richard-Ong:
Circaète Jean-le-Blanc - Circaetus gallicus
Richard-Ong:
Épervier brun - Sharp-shinned Hawk - Accipiter striatus
Richard-Ong:
Épervier brun - Sharp-shinned Hawk - Accipiter striatus