Marshall died from complications of pneumonia following a stroke on Tuesday at a hospital in Burbank, California. He is best known for directing movie hits with actress Julia Roberts, such as Pretty Woman, Runaway Bride and Mother's Day.
Unlike flapping birds and insects, bats possess membrane wings that are more similar to many gliding mammals. The vast majority of the wing is composed of a thin compliant skin membrane stretched between the limbs, hand, and body.he musculoskeletal system of bat wings affords the potential to adjust membrane deformations in several ways. The boundary of the membrane is set by the articulated wing skeleton, which dictates membrane position and orientation.
As you may already know from reading How Butterflies Work or Where do butterflies get their striking colors?, butterfly wings are made of very thin layers of a hardened protein called chitin.