The powerful swing of a whale shark's tail. The main defence of these creatures is their sheer size. Did you know whale sharks have the thickest skin of any living animal? . . . . #whaleshark #whalesharks #whale #shark #whalesharkswimming #ningaloo #seacreatures #sea #whales #oceanvibes #seacreature #oceantherapy #westernaustralia #ningaloo #coralbay