Assertion: bat's wing | /r/MadeOf | hand
Facets:
value: with a clawed thumb
type: OTHER
value: with four elongated fingers
type: OTHER
Source sentences:
text: A bat's wing is anatomically homologous to the human arm, consisting of an upper arm, forearm, wrist, and a hand with four elongated fingers and a clawed thumb, which is used to cling onto any rough surface.