Write the next sentence in the following story.

How to clip a cockatiel's flier feathers
Find a partner to help you.
One person should hold your cockatiel firmly and put his middle and index fingers on the sides of the bird's neck to keep her from biting.
Towel your bird.
If you are having trouble controlling your bird, try covering your bird with a soft, clean towel. This may calm the bird and make him easier to handle.