0:20
Birdsong 27 b American robin 2.
0:20
Birdsong 27 a American robin 1.
0:10
Birdsong 26 b white breasted nuthatch 2.
0:10
Birdsong 26 a white breasted nuthatch 1.
0:11
Birdsong 25 b white breasted nuthatch 2.
0:11
Birdsong 25 a white breasted nuthatch 1.
0:12
Birdsong 24 b white breasted nuthatch 2.
0:12
Birdsong 24 a white breasted nuthatch 1.
0:09
Birdsong 23 b chippy dawn sparrow 2.
0:09
Birdsong 23 a chippy dawn sparrow 1.
0:07
Birdsong 22 b begging call 2.
0:07
Birdsong 22 a begging call 1.
0:11
Birdsong 21 b chippy dawn sparrow 2.
0:11
Birdsong 21 a chippy dawn sparrow 1.
0:13
Birdsong 20 b American robin 2.
0:13
Birdsong 20 a American robin 1.
0:52
Birdsong 19 b red winged blackbird 2.
0:52
Birdsong 19 a red winged blackbird 1.
0:31
Birdsong 18 b yellow warbler 2.
0:31
Birdsong 18 a yellow warbler 1.