Treasures of Mt. Takao

Mt. Takao is considered one of the three major habitat of insects along with Minoo (Osaka prefecture) and Kibune (Kyoto prefecture) and it has long been loved by researchers of insects because of number of species and the easy access from the Metropolitan area. There are many insects first found in Mt. Takao and named after "Takao" such as Takao Shachihoko (Hiradonta takaonis Matsumura) and Takao medaka kamikiri (Stenhomalus takaosanus).

Orthetrum triangulare melania
Orthetrum triangulare melania Libellulidae
Main region: Hokkaido, Honshu, Shikoku, Kyushu and Okinawa.
Found in forests, fields and at waterside of paddy fields and streams from flatlands to low elevations.
Prefer shadowy environment like under the shade of trees.
Body size is larger than common skimmers and male body turns powdery white from thorax to the middle of abdomen but this species is more bluish.
Female body stays brownish yellow like common skimmers.
Common skimmers have blue green eye but this species have black or brownish black.
Abdomen is thick and built.
Main foods are insects, flies, mosquitos, butterflies and moths.

●Length  about 50 to 60 mm
●Adults Flight Season  May to about November
※Quotation from Mount Takao formula application
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