animal Artamidae Australian bird black black backed magpie C. tibicen tibicen creature feathers grass intelligent light Magpie nature omnivore pose songbird standing staring white wild alert eye lookout sharp watching female tame brown gray grey juvenile passerine beak close up excited eyes face hungry keen portrait scruffy aggressive common gymnorhina tibicen insectivore protective sharp eyed swoop swooping territorial watchful black-and-white gymnorhina-tibicen maggie mottled nesting nesting-material plumage scavenging scrounging sharp-eyed Australian-magpie boy bright-clothing brother caps children close competition curious enjoyment fearless friendly fun grassed-area headgear kids park picnic picnic-blanket relaxation relaxing seated shade shadows sister sitting sunlight sunshine visited visiting visitor wildlife adolescent bird black and white feeding grassed area adolescent-bird clawed claws dark