Page 416 - Complete Birds of Britain and Europe (DK - RSPB)
P. 416

BIRDS OF PREY
       Family Accipitridae  Species Aquila adalberti  Family Accipitridae  Species Aquila pomarina
       Spanish Imperial Eagle             Lesser Spotted Eagle
       One of Europe’s big eagles, the Spanish Imperial Eagle  This eagle migrates in large flocks into Africa for the
       is a bird of lowlands and forested areas. It flies on  winter. It is plain brown when adult except for a pale
       rather flat wings, unlike the Golden Eagle (see p.126),  mark at the base of the primary feathers; the forewing
       adults showing a bold white front edge, a pale head,  is paler than the hindwing (often uniform, or reversed,
       and a two-tone, dark-tipped tail. Juveniles are ginger-  on Spotted Eagle).Juveniles have a single line of white
       brown with dark wingtips, hindwings, and tail, a pale  across the upperwings, a white band above the tail, and
       rump, and a whitish band along the upperwing.  pale patches on the outer wings.
       OCCURRENCE Rare resident in C and   OCCURRENCE Breeds in SE
       S Spain.                           Europe north to E Baltic;
       VOICE Deep, barking notes.         migrates to Africa through
                                          Middle East.
                                          VOICE High-pitched
          dark and
          pale bands                      yapping barks.
          on wings
                                           pale spots
                                           on wings                  plain
                                                                     brown
                                                                     body
                                                                    JUVENILE
                                 JUVENILE


       Length 72–85cm (28–34in)  Wingspan 1.8–2.1m (6–7ft)  Length 55–65cm (22–26in)  Wingspan 1.43–1.68m (4 3 ⁄4 –5 1 ⁄2ft)

       Family Accipitridae  Species Aquila clanga  Family Accipitridae  Species Aquila nipalensis
       Spotted Eagle                      Steppe Eagle
       Of the big brown eagles, this is the stockiest and  One of the massive, heavy eagles of Asia, migrating
       broadest-winged in silhouette.Adults are very dark  into Africa for the winter, the Steppe Eagle is closely
       except for a small pale patch at the base of the  related to the Tawny Eagle. It flies on flat or drooped
       primaries and a paler patch above the tail; immatures  wings, and immatures have a broad white band
       are marked by rows of pale feather tips across the  along the middle of the underwings, gradually lost
       wings and a white crescent over the tail.  over several years until the all-dark adult plumage is
                                strong,
       The strong legs are heavily feathered.  yellow-  attained. It has a particularly long, protruding head
       OCCURRENCE Rare in summer   based bill  compared with the chunkier spotted eagles.
       in E Europe.                       OCCURRENCE Migrant in Middle East.
       VOICE Occasional low barking       VOICE Silent on migration.
       notes.
                pale feather tips                    broad white band on
                across wings                         underwings
        IMMATURE                                               long, protruding
                                                               head








                                                  IMMATURE
       Length 59–69cm (23–27in)  Wingspan 1.53–1.77m (5–5 3 ⁄4ft)  Length 62–74cm (24–29in)  Wingspan 1.65–1.9m (5 1 ⁄2 –6 1 ⁄4ft)
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