Close up shot of a chill koala, phascolarctos cinereus clinging on to a eucalyptus tree with its eyes half closed, grooming and scratching its fluffy fur with its back foot in bright daylight

koala eucalyptus eucalypt aussie australian queensland australia arboreal ear healesville wildlife conservation zoo endangered species phascolarctos cinereus currumbin animal habitat fluffy trunk adorable cute scratch paw cling bear reserve sleepy nap threatened victoria grey fur natural tree vulnerable sedentary foot groom rest active native chill sanctuary relax moonlit grasp lone pine