I guess the message here is: you work with what you got!
"How gliding mammals developed the flaps for ‘flight’
A shared complex of genes is responsible for flight membranes in mammals .
The ability to fly or glide has evolved seven times independently in different groups of mammals. In each case, a flap of skin develops between the forelimbs and hindlimbs to act as an aerofoil during flight.
#flyingmammals #flightflaps #sharedgenes #independentlyevoloved #7Times
https://www.nature.com/articles/d41586-023-00877-6