Treasures of Mt. Takao

Mt. Takao has abundant nature with warm-temperature forests and temperate forests. There are a lot more species could be called as "treasure" inhabits other than explained in animals, insects and birds section. Spiders is one of them because they are beneficial insects and its prey is destructive insects. Over 300 species including rare ones inhabits and Mt. Takao is the mountain with the largest number of species of spiders and widely known as a paradise for spiders.

Myrmarachne japonica(Antmimicking Spider)
Myrmarachne japonica(Antmimicking Spider) Salticidae
Main Region: Hokkaido, Honshu, Shikoku, Kyushu and Nansei Islands. Found in forests and green spaces from flatlands to mountains. Body color is black-brown or red-brown. The way they move is very similar to ant, hence the other name ant mimicking spider, Arigumo in Japanese. When taking a closer look, ant has three pairs of legs where as this species have four pairs of legs and use first pairs of legs imitates antennae of ant, thus it is difficult to distinguish. Do not build webs and walk to various trees, plants and leaves and hunt small insects. When sensing dangers, jump off from leaves and hide under bushes. The upper jaw of male develops with age and protrudes forward and become more distinct. Female create a room-like space with thread on the back of leaves and lay eggs.

●Length  Female about 7 to 8 mm / Male about 5 to 6 mm
●Adults Flight Season  June to about August
※Quotation from Mount Takao formula application
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