#4 – The Mute Swan
Image Source: heatherandkyleYou may hardly believe that these charming bird breeds that have always been an iconic feature of Love might be the top dangerous creatures in the world. Actually, the Mute Swan is a peaceful and territorial bird that attacks directly every single creature- including humans, when it feels threatened. Usually, the attacks may cause extremely severe eye injuries or even broken bones because of its tough and big muscular wings.