Pterosaur!
The pterosaur ("teer-o-sore") was a remarkable flying reptile of the pre-Flood, and possibly post-Flood world. They must have been an incredible sight in their day. Pterosaurs came in a wide variety. The largest had a wingspan of 40 ft (12m) Quetzalcoatlus named after a winged serpent god.
For Every Structure There Is a Reason . . . .
If you're a baby boomer (or earlier) you've no doubt been presented in high school and college the story of the alleged lack of function of our appendix. Instructors called it — and continue to call it — "degenerate" or "rudimentary" — a nonfunctional vestige of evolution that modern man no longer needs.