ARK: Survival Evolved- Taming the Biggest Bird (Ragnarok) Ep 5 - YouTube
I'm not sure if anyone else has noticed this but there's tiny swallow like birds that follow around the megachelon while in the ocean biome. I have yet to test to see
Terror Bird - ARK Official Community Wiki
Argentavis | ARK: Survival Evolved Wiki | Fandom
Argentavis ARK Guide - Best Bird in ARK: Survival Evolved - Ready Games Survive