How to place a mobile call with nightingale

Belarus became the first country in the world where birds became mobile subscribers. The singing of 10 Belarusian birds can now be heard through a mobile phone. On the first day of the project's launch alone people called more than 50 thousand times. And the total duration of calls was about 370 hours. The nightingale became the most popular singer with 10 thousand calls. By the way, Belarusian birds have already got calls from Czechia, Ukraine, Russia, Germany and the USA.