Enthusiasts are reporting a massive decline in Alishan’s firefly population this year, as the nation’s Tourism Bureau prepares to open parks for the firefly watching festivals. The low and medium-altitude regions of the Alishan Range — which runs from Miaoli County to Chiayi County — are home to 42 kinds of fireflies or about two-thirds of all firefly species in Taiwan, the Alishan National Scenic Area Administration said. The firefly breeding season — the last part of the firefly’s lifecycle — occurs as spring turns to summer, and the nighttime spectacle of the glowing, sprite-l...