I've seen a lot of pterodactyl type birds while hanging out in my parents backyard over the years. - mostly herons. Although I've never seen a wild stork, amongst my birdwatching research, I discovered these guys to be the raddest. These things are giant ruthless water vultures! and somehow* landed the identity of being famous for bringing swaddled packages of human babies to us. In reality these birds would probably be way more delighted to deliver that infant bundle straight back to their own nest for a feast.
One of my favourite video channels: the Cornell Lab Of Ornithology
an honourable mention goes out to the screaming Heron defensive live cam vid:
Here's a sketch I did up last night while watching the epic movie O Brother Where Art Thou which has nothing to do with Citizen Toxie, my favourite of the Toxic Avenger movies, other than they were both made in 2000... Nevertheless I present Lard Ass:
(I've also included a sketch I found that I did over 10 years ago of the same character.)