La 'voce' di Olympia (e di tante altre creature....)

[zorba]

http://macaulaylibrary.org/

http://macaulaylibrary.org/search?location_id=&location_type_id=&location=&recordist=&recordist_id=&catalogs=&behavior=&behavior_id=&tab=audio-list&taxon_id=&taxon_rank_id=&taxon=eagle