Sandbar’s family’s kindness touched him deeply. They even threw him a birthday party when they learned no one’s ever done that for him before.
Yona in the Dragon Lands: https://www.deviantart.com/queencold/art/Seashell-hunt-861747912
Smolder in Yakyakistan: https://www.deviantart.com/queencold/art/The-foreign-exchange-student-861646064
As long as the griffins don’t return him as gnawed-on bones he should be okay.
Edited
Considering it’s griffons, most likely.
Seeing how cynical griffons are, it’s no surprise.