3 ms·
It's not like it would be a new concept to humankind: http://en.wikipedia.org/wiki/Whistle_language http://en.wikipedia.org/wiki/Whistle_language
by kaybe 14y ago
It's not like it would be a new concept to humankind:
http://en.wikipedia.org/wiki/Whistle_language http://en.wikipedia.org/wiki/Whistle_language