Another sign of spring: the chipping sparrows are back.

0:00 Northern cardinal
0:12 Chipping sparrow
0:20 House finch
0:28 Northern cardinal
0:54 American goldfinch, song sparrow
1:02 American goldfinch
1:09 Northern cardinal
1:28 Northern cardinal, whitethroated sparrow
1:40 Whitethroated sparrow
2:39 Northern cardinal
2:49 Chipping sparrow
3:04 Northern cardinal