giant tortoise with elephant-like shell forages in ancient swamp among lush vegetation and tall grasses

turtle tortoise pets eating reptile feeding leaf grass animal head shell wildlife biting crawling cute endangered species environment healthy land large living organism nature outdoors protection slow biology motion scale walking wilderness reserve zoo zoology giant elephant ancient swamp lush vegetation tall grasses palm plants yellow eyes foraging leaves prehistoric habitat herbivore behavior tropical rainforest moving study fauna elephant-like forages moves vibrant swamp explores surroundings munching towering nearby