ひたすら鳥を眺める動画/その8 2018.05.26 動画 【作業用BGV】鳥のさえずり 鳥の鳴き声は単純作業や読書にピッタリです。 https://www.youtube.com/watch?v=pvyoLAwchg4Video can’t be loaded because JavaScript is disabled: Calming Music for Cats = The Sounds of Nature and Beautiful Bird Song (https://www.youtube.com/watch?v=pvyoLAwchg4) https://www.youtube.com/watch?v=aM6c2eDTLiIVideo can’t be loaded because JavaScript is disabled: TV for Dogs : Dog Relaxation Videos for Separation Anxiety – Garden Birds and Bird Sounds (https://www.youtube.com/watch?v=aM6c2eDTLiI)