Here is the full list of all 28 Falcon Age achievements.
Feed Spicy Food while wearing the Dragon Helmet
Craft Chicken Snack
Pet Falcon for 1 Minute
Collect All Produce
Craft Fox Snack
Craft Goat Snack
Equip Falcon in Formal Wear
Return to the Desert
Port Loop Rescue
Reclaim Refinery Uva
Craft Rabbit Snack
Craft Lizard Snack
Reclaim Refinery Uda
Defeat a Heavy Sentry
Complete Fetch Minigame
Defeat a Sandwolf
Open a Buried Lockbox
Blow up Spider Spawner with a Spider Bomb
Score Par or better in Lightning Golf
Farm for the first time
Complete Bomb Minigame
Falcon flyby grab item from hand
Reclaim Refinery Eliya
Defeat a Sentry
Feed your Falcon a crafted snack
Falcon flyby drop item in hand
Escape Prison
Defeat a Drone