Wood
of Cree, Dumfries & Galloway, Scotland
55º
00' 20.6'' N 04º 31' 59.4'' W 15
May
2010, 1722h
Territorial song
streamside willows; this clip shows a continuous strophe
of 14 seconds, part of a much longer bout of singing.
Second bird, presumably the female present at close
range to the singing male.
Brent
Reservoir, London, England 51°
34' 36.0'' N 00° 14' 44.9'' W 9
May 2009
Territorial song from dense scrub. Two different verses
in this sonogram (with pause around 5 sec); first
one represents the typical bubbling warble including
low frequency notes down to 1.3 kHz, the second starting
with high-pitched wheeze-like notes.
Grzedy,
Biebrza Marshes, Poland53º
37' 44.4'' N 22º 46' 25.5'' E2
July 2009, 1905h