armoured-scales carnivore carnivorous carrion-eaters color colored colors colour coloured colours fearsome Indonesian komodo-dragon Komodo-Island-monitor komodo-monitor land-crocodile large largest lizard long-sharp-claws monitor-lizard natural-chain-mail protected-species rare reptile reptilian scavengers serrated-teeth stealthy varanid varanus-komodoensis vulnerable powerful strong armor armored armorment armour armoured armourment Australian-freshwater-crocodile backstraps bony-ridges crocodile crocodylus-johnsoni danger dorsal-surface exotic fauna fresh-water-crocodile freshie hide Johnstone's-crocodile leather leathery lethargic omnivorous opportunistic opportunistic-predator osteoderms patterns predator ridges rough rugged scales scutes semi-submerged skin tail tail-scutes territorial texture textured textures basking bony ridges crocodilian crocodylus-johnstoni dangerous hornback Johnston's-crocodile reflection