Assertion: american coot's toe | /r/HasProperty | reversible
Facets:
value: on owls
type: LOCATION
Source sentences:
text: On owls, however, the outer toe is reversible: It usually swivels to the back when the owl is perched or grasping prey, giving it a zygodactyl arrangement with two toes forward and two back, but sometimes it perches with three toes forward.