animals Asian-elephant boulder brisles bristly calf Calves captive electric-fence elephant elephant-hide elephant-side elephants elephas-maximus fence fenced-in hair hairy herbivore Indian-elephant large largest-terrestrial-mammal mammal mammals play playful pushing rock rocks skin sociable strength strong texture textures tree-trunks trunk wiry wrinkled wrinkles young youngsters zoo animal Asia beast bos-taurus bovine boys cattle cheeky cloven-hooved common control cow cud-chewing dairy-cow daring domesticated Ears eating eye fawn folds grass grazer grazing greenery head horns individual landscape leg livestock moving nature neck plants quadruped quiet restraining restraint ropes ruminant rural-area snout solitary tethered Ungulate weeds appearance balate brine bêche-de-mer colors colours display displayed echinoderms edible elongated fish market food for sale harvested holothurian home cooking human consumption leathery marine animals market medicinal medicine ready for purchase rubbery scavengers sea cucumbers sea food selection shapes shopping Sizes slimy slippery smell surface textured tough trepang variations varieties water wet wet market worm-like activities activity adult adults afterglow backdrop background backlit bank beauty cloud clouds cloudy crepuscular dusk earth environment evening exercise flora friend friendly friends glow harmony hawthorn horizon land leaf leaves life man men night orange outdoors path peace peaceful people plant relaxation scene scenic season silhouette sky spring stroll strolling summer sun.sunlight sundown sunset together tree vista walk walking wallpaper billies billy conserved-heat container convenient cooking-device durability durable economical efficient fuel-minimises fuel-minimizes handles heat-loss-minimised heat-loss-minimized heat-retention ice-cooler inner-pots insulated insulation keeps-flavour less-evaporation lids non-electric pan picnics portable portable-oven pot pots retained-heat retains-nutrients rice-cooker safe safer sauce-pan slow-cooker spill-proof stainless-steel thermal-cooker thermal-cooking thermal-insulation thermos-vacuum travel vacuum-cooker vacuum-flask water-saver zero-energy-use