Rusų rašytojas natūralistas N. Sladkovas savo knygoje "Šarkų tarškalai" pasakoja, kas dedasi gamtoje visais metų laikais. Autorius kelia aktualius gamtos apsaugos klausimus.
Nikolay Ivanovich Sladkov (Russian: Николай Иванович Сладков) Russian children's writer, author of over 60 books about nature.
The first stories were written by Sladkov in 1952, and in 1953 the first book, "The Silver Tail", was published. ".
Together with Vitaly Bianchi, his friend and like-minded person, Nikolai Sladkov has been preparing the radio programs" News from the Forest "for many years and responding to numerous letters from his listeners. In total, Nikolai Ivanovich wrote more than 60 books during his adventurous life, such publications as "Out of the corner of an eye", "Behind the feather of a blue bird", "Aspen invisible", "Underwater newspaper", "Earth above the clouds", "Whistle of wild wings" and many other wonderful books.