Black Stream Glider (Trithemis Festiva) - Natural Pest Manager - Animal India

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Black Stream Glider (Trithemis Festiva) - Natural Pest Manager - Animal India

A male Black Stream Glider (Trithemis festiva), also known as the Indigo Dropwing, perches on rocks in Padamchen, Sikkim, India, on April 19, 2026. This species is an ecological indicator of healthy, unpolluted, and running water habitats across Asia and parts of Europe. Males are identifiable by their pale blue body and dark head and eyes. They inhabit shallow, rocky, and fast-flowing rivers. Both larvae and adults are predators, feeding on mosquito larvae and other aquatic insects, thus helping control mosquito populations in aquatic ecosystems. The male is seen in a characteristic ''dropwing'' posture, with wings held forward and downward, surveying its surroundings and defending territories along watercourses. (Photo by Soumyabrata Roy/NurPhoto)


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