Calls compared: Hume's Leaf Warbler and Yellow-browed Warbler in autumn and winter in the Netherlands

example of this call (13 kB)
Hume's Leaf Warbler / Humes Bladkoning Phylloscopus humei humei, contact call, Wassenaar, Zuid-Holland, Netherlands, 13 December 1990 (Teus J C Luijendijk). ´Classic´ disyllabic humei call with first syllable stressed and obvious downward inflection in second part.

example of this call (13 kB)
Hume's Leaf Warbler / Humes Bladkoning Phylloscopus humei humei, contact call, Den Haag, Zuid-Holland, Netherlands, 2 January 1996 (Teus J C Luijendijk). Less obvious disyllabic but still with clear ´partition´.

example of this call (14 kB)
Hume's Leaf Warbler / Humes Bladkoning Phylloscopus humei humei, contact call, Katwijk aan Zee, Zuid-Holland, Netherlands, 8 November 1999 (Teus J C Luijendijk). Rather short disyllabic call with upward inflection.

example of this call (9 kB)
Hume's Leaf Warbler / Humes Bladkoning Phylloscopus humei humei, contact call, Zwartewaal, Zuid-Holland, Netherlands, 8 January 2000 (Teus J C Luijendijk). Short call, almost becoming single toned.

example of this call (10 kB)
Hume's Leaf Warbler / Humes Bladkoning Phylloscopus humei humei, contact call, De Blocq van Kuffeler, Flevoland, Netherlands, 30 December 1990 (Teus J C Luijendijk). Short monosyllabic call recalling Northern Chiffchaff P colllybita.

example of this call (12 kB)
Hume's Leaf Warbler / Humes Bladkoning Phylloscopus humei humei, contact call, Katwijk aan Zee, Zuid-Holland, Netherlands, 8 November 1999 (Teus J C Luijendijk). Short monosyllabic call, uttered in series (one call note shown).

example of this call (14 kB)
Hume's Leaf Warbler / Humes Bladkoning Phylloscopus humei humei, contact call, Zwartewaal, Zuid-Holland, Netherlands, 8 January 2000 (Teus J C Luijendijk). Short and high-pitched monosyllabic call.

example of this call (19 kB)
Yellow-browed Warbler / Bladkoning Phylloscopus inornatus, contact call, Vlieland, Friesland, Netherlands, 28 September 1997 (Teus J C Luijendijk). Typical high-pitched, drawn-out disyllabic inornatus call with upward inflection.

example of this call (18 kB)
Yellow-browed Warbler / Bladkoning Phylloscopus inornatus, contact call, Vlieland, Friesland, Netherlands, 8 October 1999 (Teus J C Luijendijk). Slightly more monosyllabic than typical call.

example of this call (38 kB)
Yellow-browed Warbler / Bladkoning Phylloscopus inornatus, agitated or contact call, Kennemerduinen, Noord-Holland, Netherlands, 16 October 1999 (Roy Slaterus). Monosyllabic call lacking upward inflection of Hume's Leaf Warbler P humei.