Quetzalcoatlus - Petr Suvorov Web Page
2015
Rok ornitologa: Zima (2015 - 2016)/Year of the ornithologist: Winter
Rok ornitologa: Podzim 2015/Year of the ornithologist: Autumn 2015
Rok ornitologa: Léto 2015/Year of the ornithologist: Summer 2015
Propast Macocha (červenec 2015)/The abyss Macocha
Rok ornitologa: Jaro (2015)/Year of the ornithologist: Spring