I can Whistle for Shit

I was looking out my backyard with a hot cuppa in hand... then a brown sparrow landed on a branch not too far away from me.

so I whistled
and it chirped in response.

so i whistled again
it tilted its head at me, then chirped.
whistle
chirp
whistle
chirp
whistle
chirp
whistle
chirp
whistle
chirp
whistle
chirp
whistle

still with the head tilted

chirp.

whistle
.
.
.
.
.
then it took a crap

cackle/chirp

*flew away*

:(