Kindrogan
Field Centre, Perthshire, Scotland 56°
44' 45.8" N 03° 32' 49.7" W
7 June
2016
Edited
sample of a singing male with three song types, playing
A-A-A B-B-B C-C-C.
Of
173 song strophes sung in 20 minutes, 78 were type A
(medium, 2.49 sec), 50 type B (long, 2.82 sec) and 45
type c (short, 2.11 sec) with 31 switches between each
type.