Wren
Troglodytes troglodytes
Winterkoning
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Wren Troglodytes troglodytes Winterkoning |
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| Song | 144 kB | Vlieland, NL | June 21, 1999 | ||
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| Different song of the same male | 208 kB | Vlieland, NL | June 21, 1999 | ||
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| Call of a juvenile | 45 kB | Vlieland, NL | May 16, 1999 | Cf. call of a juvenile Robin | |