macro close-up image of the head of a red-spotted royal snake resting on a sand dune under diffused lighting

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