Gosh Dactyls sure have gotten popular in recent years havent they? I remember when finding new art of them much less people who liked them was a real effort haha.
A quick size chart of my Gen 3-5 Dactyl Steyr and my Gen 1-2 Aerodactyl Brutus
One day when I become a competent artist I will do a comic about Belial and his Pokemon Companions