This is the second background from Art a saur, that set during the Jurrasic Period.
Animated stickers: Stegosaurus, Allosaurus, and Compsagnathus
Non-animated stickers: Triolobite, Swamp tree, and Brachiosaurus
Music: Remix of Estemmenosuchus/Stingray Theme (3D Dinosaur/Undersea Adventure/Windows version)
Sound: Swamp