Close up shot of a cute and adorable koala bear, phascolarctos cinereus hugging on tree trunk, lying down with eyes half open on a tranquil day, wildlife conservation, endangered species in Australia

koala eucalyptus eucalypt aussie australian australia ear new south wales queensland nap cute adorable mammal endangered fluffy wildlife bear phascolarctos herbivorous sleep animal arboreal joey conservation doze off grey close up gold coast species fur reserve victoria threatened vulnerable wild hug chill habitat relax eye lying down cinereus natural close tree sedentary native sanctuary tropical