Setup: the falcon was stunned, then bard sang 'when you do not see' song on me.
He is still sleeping, when this happens.

<xxxxhp 733m 869mv 22700tnl 11 PM outdoor civilized standing> c earthb falcon
The cry of a falcon sounds nearby.
A falcon resists most of the power of your earthbinding.

<xxxxhp 698m 869mv 22700tnl 11 PM outdoor civilized standing> c 'neurological d' falcon

<xxxxhp 698m 869mv 22700tnl 11 PM outdoor civilized standing> The cry of a falcon sounds ne
arby.
You cast a spell onto thin air.
A falcon is in perfect health.

<xxxxhp 598m 869mv 22700tnl 11 PM outdoor civilized fighting>
....
Fighting him here.
...

The spell woke him up, even though it does not normally do.