
The emperor dragonfly or blue emperor is a large species of hawker dragonfly of the family Aeshnidae, averaging 78 millimetres in length.
Similar species: Dragonflies And Damselflies
By Claire Hamilton
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Uploaded Jun 26, 2018. Captured Jun 26, 2018 11:48 in Undercliff Dr, Ventnor PO38, UK.
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