Page 406 - Complete Birds of Britain and Europe (DK - RSPB)
P. 406

RARE SPECIES/DIVERS AND GREBES
      RARE SPECIES

         urope has a remarkably wide variety of   species every year, others not so regularly.
      E habitats and extends over a huge  They are always, however, recorded in very
      geographical spread from the Arctic to the  small numbers.
      Mediterranean, from the Atlantic to the Black  The birds on the following pages include
      Sea.There are regular European species that  some that are rare everywhere in Europe and
      breed only in very small areas of this range  always unpredictable, most of which one
      (for example, the Pied Wheatear along the  cannot really plan to see,and others that are
      Black Sea shores), or appear only as migrants  rare or restricted in range, but easily seen if
      in small parts of the continent (for instance,  one visits the right place
      the Great Shearwater that regularly sweeps  at the right time of year.
      past the southwest of Ireland on its oceanic
                                         SUMMER SPECIAL
      migrations).These are, nevertheless, seen every  Sooty Shearwaters from the southern
      year in the right areas. Some, for example,  hemisphere appear off northwest
      Mediterranean Shearwaters that are numerous  European coasts during their
                                         “winter” travels, in our
      in the Mediterranean in summer, but rare  summer and autumn.
      elsewhere, are relatively numerous. Others,
      with abbreviated treatment here, such as the
      Pied-billed Grebe from North America, are
      really rarities, properly belonging to the
      avifauna of other continents.A few
      individuals stray far from their breeding
      range to turn up in Europe, some
       Family Gaviidae  Species Gavia adamsii  Family Podicipedidae  Species Podilymbus podiceps
       White-billed Diver                 Pied-billed Grebe
       If anything, this massive diver is even bigger than a  This stocky, big-headed grebe is like a large Little
       Great Northern Diver (see p.58), similarly chequered  Grebe (see p.59) with a much stouter bill, which is
       in summer but with an uptilted, yellowish white bill.  plain yellowish in winter, but uniquely white with a
       The bill lacks a complete dark ridge and tip in winter,  black band in summer. In summer, it also has a black
       when the sides of the face are also paler than a Great  throat. Juveniles have dark head stripes. Rare visitors
       Northern Diver’s. In flight, its heavy head and longer  from North America may remain for some weeks on
       feet are sometimes noticeable.     a suitable lake or reservoir.They tend to keep quite
       OCCURRENCE Rare in summer in Arctic Europe; in  close to well-vegetated shores.
       winter, very few south into North Sea.  OCCURRENCE Rare in W Europe in autumn/winter,
       VOICE Silent in winter; loud wailing and laughing  from Americas.
       notes in summer.                   VOICE Silent when    stout white bill
                                                               with black band
                             uptilted, yellowish  not breeding.
                             white bill
            WINTER                              ADULT (SUMMER)
                     pale cheeks
                                                     black throat








       Length 80–90cm (32–35in)  Wingspan 1.35–1.5m (4 1 ⁄2 –5ft)  Length 31–38cm (12–15in)  Wingspan 50cm (20in)
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