close-up image of a coiled-up red-spotted diadem snake resting on a sand dune showing scale, body and head details

reptile animal lizard wildlife snake serpent attractive close-up cold-blooded colubridae cute desert details docile effected endemic species habitat herpetology india jaisalmer keeled scales macro natural nostril outdoors pet trade popular rajasthan red-spotted diadem royal reptiles asia pakistan sand sandy serpentes skin slender snakes south spalerosophis arenarius spotted texture thar wild zoology coiled-up resting dune showing scale body head