A House Wren arrives near her nest cavity with food for her chicks.
![feeding](http://static.squarespace.com/static/524123fbe4b0267097b3be7f/525c1709e4b094d6ce155e2f/525c170be4b094d6ce156071/1310698676000/feeding.jpg?format=original)
She pauses at the entrance for just a moment before plunging in and triggering a cacophony of tiny squeaks.
![peeking](http://static.squarespace.com/static/524123fbe4b0267097b3be7f/525c1709e4b094d6ce155e2f/525c170be4b094d6ce156077/1310698720000/peeking.jpg?format=original)
She checks that the coast is clear.
![leaving](http://static.squarespace.com/static/524123fbe4b0267097b3be7f/525c1709e4b094d6ce155e2f/525c170be4b094d6ce156074/1310698698000/leaving.jpg?format=original)
Then departs to do it all over again... and again... and again...