Petr Novák (新彼得):
Ephemeroptera/Mayfly/蜉蝣 (Kadoorie Farm & Botanic Garden, Hong Kong/香港嘉道理农场暨植物园) 8442
Petr Novák (新彼得):
Longtan/龙潭 - Ephemeroptera/Mayfly/蜉蝣 DSCN6703
Petr Novák (新彼得):
Longtan/龙潭 - Ephemeroptera/Mayfly/蜉蝣 DSCN8192
Petr Novák (新彼得):
Longtan/龙潭 - Ephemeroptera/Mayfly/蜉蝣 DSCN8256