animal lizard pet resting sleeping appearance arid-suroounds Australian bearded bearded-dragon brown colour-change defensive-posture docile fauna flighty gentle grass-tree-stump medium-sized native pet-lizard placid pogona-vitticeps reptile reptilian spikes spiky still wary wild background grass green isolated macro nature portrait spring white autralia bearded dragon bearded dragons desert dragon horn horns pattern sand scale Tan terrarium Australia-wide bearded dragon lizard chameleon-like cold blooded defensive exotic gray grey hardy lizards pair pogona protected rough scary skin surface survivor texture colored colorful crawler crawling creature creepy empty Iguana primitive scaly slithering space tail vertebrate wildlife beautiful beauty close closeup color eye habitat italian large male outdoor Podarcis scales siculus spotted wall wilderness wood Camouflage chamaeleonidae Chameleon close-up dinosaur eyes magic multicolor pigment slow sluggish species textured turquoise tiles alien strange abstract antique bone bright cold cold-blooded crawly feet gap granite hard legs Look Mineral mouth natural old open orange outdoors rock salamander sun sunbathing valley