Brown Creeper, Certhia americana


Brown Creeper
Brown Creepers climb up the trunks of trees and then along the branches, seeking bugs in the crevices of the bark; then they fly to another tree nearby and repeat the process.


Brown Creeper
Above, a creeper on the vertical part of its rounds, climbing up the trunk.
Below, an ascending creeper with a captive insect in its bill; this one is in
my own yard on the Stanford campus.


Brown Creeper

Brown Creeper
An ascending creeper demonstrates the camouflaging effect of its plumage.