Assertion: woodpecker's tail feather | /r/HasProperty | molted
Facets:
Source sentences:
text: First the outer tail feathers are replaced, then the central tail feathers are molted; this is to make sure that the Woodpecker’s climbing ability is unaffected during the molting period.
text: These two feathers are so important to the bird's way of life that they are molted only after all the other tail feathers are molted and regrown so the bird retains the bracing effects of the tail year round.