adult-poultry Australian bird casual chatty colloquial common communication conversational cracks everyday expressions familiar friendly hen iconic idiomatic informal language meaning mosaic natural new zealand non-literary orange popular poultry Rooster slangy unpretentious vernacular weathered white word abstract appearance breakable broken brown calcification calcium calcium-carbonate color colors colour colours cook cooking dried dry egg egg-shells eggs eggshells empty external food fragile fragility fragmentary fragments hard-shelled hollow idiomatic-expressions idioms inside internal leftover leftovers life outer-covering outside oval ovoid Remains scattered scattering speckled surface surfaces texture textures yolk