anthill in swiss national park - parc naziunal svizzer

anthill ants nest wildlife swiss national park trunks background environment switzerland biosphere insects parc naziunal svizzer european forest fuorn pass graubunden grisons mountain mystical natural nature ofenpass outdoor outdoors del summer alps tourism travel tree vacation val mustair woods vegetation botany trees conservation reserve wilderness scenic untouched teamwork colony animal wild huge famous for located western rhaetian eastern