A female Bushtit (Psaltriparus minimus) on the hunt for insects in a blooming cherry tree spread her wings and took a few flaps without taking off. The curious bird thoroughly explored several branches before flitting to another tree.
Canon Rebel XSi (450D)
Canon EF 300mm 1:4 L IS USM
Canon EF 1.4X II Extender
420mm, 1/1300 sec, f / 8, -1/3 Stop, ISO 400