You can find Gritty's sand in the abandoned hut just southwest of Treeton. Use your magnifying glass five times. Once you find all the grains take them back to Gritty.
You can find him living in a hut on the second Sand Isle.
The only place you can find Arabians on Desert and the Sand Isles, but anywhere that has desert sand, not beach sand.
Camels are located on desert terrain, so Desert Isle, the sand isles, an so on.
I think the best place is www.helping-on-horseisle.webs.com
Oydsseus is on the 2nd sand isle
Palia is located on the 3rd sand isle, at the top.
Camels are found on Desert and Sand isles, anywhere outside of a town.
To find the Golden Sheep in Horseisle, check out the link below.
Anywhere in forests you can find them. They usually are not on horseisle itself, but if you travel you can find them. You can also find them on horseisle if you look hard. Sometimes people drop them on the ground. Then you can just pick them up.
Shadow is with Augie on the 2nd Sand Isle. MissDixie/ Roan Server
He's in the cabin at the southernmost end of the third Sand Isle on Desert Isle.
Dig on any "X" in the sand when they appear on Pirate Isle