Bat's have hand wings. Their order Chiroptera means hand wing. Their wings are elongated hands and fingers. https://www.researchgate.net/figure/Anatomic-struct

Bat's have hand wings. Their order Chiroptera means hand wing. Their wings are elongated hands and fingers. https://www.researchgate.net/figure/Anatomic-structure-of-bat-wing_fig1_259399127 https://www.researchgate.net/figure/Anatomic-structure-of-ba...