Question

List 2 similarities and 1 difference between the bone structure of bird and bat wings

Answer 1

2 Similarities

1) Both Bird, and bat wings (forearm) consist of same type of bones such as humerus, ulna, radius, carpals, metacarpals, and phalanges.

2) Bone are very light and delicate in both bird and bat wings.

2 Difference

1) Bat wings consist of flaps of skin stretched between the bones of the fingers and arm where Bird consist of feathers extending all along the arm.

2) Bird bone have more empty space inside (Hollow bone) , where bat wing bone are thinner.

Hope it clear your doubt. Thank You