Willow and Marsh Tit calls

Published on 16 November 2009 in Notes

These sound files accompany a paper on the separation of Willow and Marsh Tits, published in BB in November 2009:

Separation of Willow Tit and Marsh Tit in Britain: a review Richard K. Broughton Brit. Birds 102: 604-61.

1. Marshtit_calls – ‘pitchou’ and chickadee calls of an agitated (scolding) Marsh Tit, Oxfordshire, March 2009. This accompanies Figure 5a. Marshtit_calls

2. Marshtit_calls2 – calls of two full-grown (juvenile) Marsh Tits during a confrontation, Cambridgeshire, June 2008. These show the recombinant variation in adult-type calls, as referred to in the text, but are not directly illustrated in the figures. Marshtit_calls2

3. Willowtit_calls – chickadee calls of two Willow Tits, Berkshire, March 2009. To accompany Figure 5b. Willowtit_calls

4. Marshtit_juv_calls – fledgling begging calls of a family of Marsh Tits, Cambridgeshire, June 2008. To accompany Figure 6a. Marshtit_juv_calls

5. Willowtit_juv_calls – fledgling begging calls of a family of Willow Tits, Nottinghamshire, June 2006. To accompany Figure 6b. Willowtit_juv_calls

6. Marshtit_song – common monosyllabic song of Marsh Tit, Oxfordshire, February 2008. To accompany Figure 7a. Marshtit_song

7. Willowtit_song – song of Willow Tit, Berkshire, March 2008. To accompany Figure 7b. Willowtit_song