Determine which bird species you have observed in the wild, or alphabetically locate the animal and its characteristic voice. The app works without an internet connection. Just be careful when installing. The size is 96M, so download on a fast connection without charging the transferred data. The voices of the birds contain data from the pages of Czech Radio https://www.rozhlas.cz/hlas Czech Radio's text, sound and image materials are protected by copyright. Their dissemination or further dis