western marsh harrier and common raven sit close to each other and speek with open beaks

western marsh harrier common raven sit close each other speek open beaks stand together talk harriers circus aeruginosus female corvus corax ravens birds same alike similar corresponding another parallel resembling akin comparison compare speaking matching similitude pose posing posture sitting conversation dialogue converse size predators dimension proportions prey cry threat scavengers menace impendence carrion