Melissa would whistle to it, he/she would whistle back. They kept this up for 3-4 minutes. It was cool.
February 10, 2013@14:45

K5__4495
1/250 sec at f / 6.3@180 mm
ISO 200
PENTAX K-5
smc PENTAX-DA 50-200mm F4-5.6 ED