Natalia Kirichenko, Bugwood.org

Pest and Diseases Image Library , Bugwood.org

Pest and Diseases Image Library , Bugwood.org

Yuri Baranchikov, Institute of Forest SB RASC, Bugwood.org

John Ghent, John Ghent, Bugwood.org

John Ghent, John Ghent, Bugwood.org

John Ghent, John Ghent, Bugwood.org

John Ghent, John Ghent, Bugwood.org

John Ghent, John Ghent, Bugwood.org

John Ghent, John Ghent, Bugwood.org

John Ghent, John Ghent, Bugwood.org

Yuri Baranchikov, Institute of Forest SB RASC, Bugwood.org