Chickadee Starting to Nest

A black-capped chickadee (Poecile atricapillus) started nesting on May 5th, 2014 around 9:14am.
At 2:11 there's some serious shaking!
The bird cam uses a hexagonal birdhouse outfitted with a dropcam.
www.earthdesign.ca/hex.html
www.dropcam.com