Pearled Treerunner (Margarornis squamiger)
Ecuador.
Spotted Woodcreeper (Xiphorhynchus erythropygius)
Streak-capped Treehunter (Thripadectes virgaticeps)
Brown Creeper (Certhia americana)
North Vancouver, Canada.
Cocoa Woodcreeper (Xiphorhynchus susurrans)
Tobago.