They are Native to the planet of New Texas,
Creature Biography Edit
Sand Vultures are dangerous reptilian creatures that fly above the Bad Lands looking for prey. The mere sight of two Sand Vultures flying above him caused Zeke to abandon his search for The Lost City and Wild Child. (Wild Child)
Episode 25 ( Wild Child) - Several Sand Vultures were circling the Badlands sky, causing Zeke to give up his search for the Lost City and venturing back.