Nature-enthusiasts are being urged to get outside and record frog sounds for an app named Frog I-D. Five new Australian frog species have been identified as a result of the pioneering Australian-made app, which is about to hit a very significant milestone. - カエルの鳴き声を録音することができる一般市民参加型アプリによって、新たに5種類のオーストラリア産のカエルが確認されています。