Many insects,most birds,a few nonavian reptiles such as the pterodactyl,and bats all can fly.What is the most correct statement concerning their relationships?
A) Insects evolved flight independently but the pterodactyl is a probable ancestor of both the birds and bats
B) All four groups have wings because of a common winged ancestor
C) All four developed flight independently from non-winged ancestors
D) Insects and birds evolved flight independently but pterodactyls are the winged ancestor of bats
E) None of the choices are correct

Question

Quizplus · Accepted Answer

While birds and bats are in the same evolutionary lineage (they both have four limbs modified into wings), insects and non-avian reptiles (like the pterodactyl) evolved wings separately from birds and bats. Therefore, option C is the most correct statement concerning their relationships.

Many Insects,most Birds,a Few Nonavian Reptiles Such as the Pterodactyl,and