Page 448 - Complete Birds of Britain and Europe (DK - RSPB)
P. 448

WARBLERS AND ALLIES
       Family Sylviidae  Species Phylloscopus borealis  Family Sylviidae  Species Phylloscopus trochiloides
       Arctic Warbler                     Greenish Warbler
       The Phylloscopus warblers, including the Willow  This delicate, fast-moving warbler is grey-green above
       Warbler (see p.333), are greenish, delicate, and quick-  and silvery white below.The yellowish stripe over the
       moving birds.The Arctic Warbler is rather thickset  eye typically reaches the top of the bill (unlike Arctic
       and solid with a stout bill (pale lower mandible with  Warbler).A single narrow cream wingbar is usual, a
       a dark tip), a thick, dark stripe through the eye and   second short one occasional.Whiter flanks help to give
       a long cream line above it, and a thin cream wingbar  it a lighter look than the Arctic Warbler; but it may be
       (sometimes two). Larger than the Greenish Warbler,  confused with some Chiffchaffs with a pale wingbar.
       it has longer wingtips, and pinker legs in autumn.  OCCURRENCE Breeds in NE Europe; rare migrant in
       OCCURRENCE Breeds in extreme N Scandinavia;  late summer; occasional in late spring in W Europe.
       very rare migrant/vagrant in autumn in NW Europe.  VOICE Loud, sweet, disyllabic schu-weet or tshi-li;
       VOICE Call hard, sharp dzit; song  quick, trilling song.
       low, fast trill.                              pale wingbar
                thin wingbar
        AUTUMN                             AUTUMN
       long wingtips








       Length 12–13cm (4 3 ⁄4 –5in)  Wingspan 16–22cm (6 1 ⁄2 –9in)  Length 10cm (4in)  Wingspan 15–21cm (6–8 1 ⁄2in)

       Family Sylviidae  Species Phylloscopus inornatus  Family Sylviidae  Species Phylloscopus humei
       Yellow-browed Warbler              Hume’s Leaf Warbler
       A very small, strongly patterned, beautiful warbler, the  A very close and very similar relative of the Yellow-
       Yellow-browed Warbler is clear grey-green or olive-  browed Warbler, Hume’s is another tiny, but slightly
       green above,whiter beneath,with black-centred,white-  duller, warbler. It is dusky grey-green, whiter below,
       tipped tertials and two yellowish cream wingbars; the  with a long, cream stripe over the eye, an all-dark bill
       upper one is thin and short, the lower longer and  (no pale base), and two pale wingbars, one broad and
       broad, edged dark green and black, catching the eye in  obvious, the upper one short, weak, and often
       the briefest view. It is an elusive, active little bird, often  inconspicuous. Its tertials are dull with pale tips, less
       hard to see well against the sky in leafy trees.  blackish than on the Yellow-browed.
       OCCURRENCE Rare but regular  long cream  OCCURRENCE Very rare vagrant in NW Europe,
       migrant in NW Europe, in late  stripe over eye  from Asia.      dark
       autumn, from Asia.                 VOICE Loud, cheeping tsee-   bill
       VOICE Penetrating,                 oo, falling at end, or
       sharp, rising sweeet               flatter tsweeet.
       or chi-weet.
                                              AUTUMN
        white
        tips

                                 two pale
                                 wingbars
         AUTUMN


       Length 9–10cm (3 1 ⁄2 –4in)  Wingspan 14–20cm (5 1 ⁄2 –8in)  Length 9–10cm (3 1 ⁄2 –4in)  Wingspan 14–20cm (5 1 ⁄2 –8in)
      446
   443   444   445   446   447   448   449   450   451   452   453