If the world was cooling rather than warming, the camel might adapt by trying to migrate somewhere warmer. Most likely south of it's current native region. The camel's body might also adapt by growing more and thicker hair, to shield against the cold.
On the off chance that the world was cooling instead of warming, the camel may adjust by attempting to relocate some place hotter. In all probability south of it's present local area. The camel's body may likewise adjust by developing more and thicker hair, to shield against the cold weather.
Explanation: a pull factor is something that attracts people, so moving somewhere because you found a great new school is a pull factor. The other answers are push factors