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Australian emperor laying eggs, guarded by the male in tandem position. The Australian emperor is notable as the dragonfly in which motion camouflage was studied by Mizutani et al.: males of Anax papuensis are fiercely territorial, and approach and attack rivals, the males choose a flight path that keeps their image as seen by the target still with respect to a landmark point.
The Australian emperor dragonfly mimics the optic flow of its background using real-point motion camouflage to enable it to approach rivals. Some animals mimic the optic flow of the background, so that the attacker does not appear to move when seen by the target. This is the main focus of work on motion camouflage, and is often treated as ...
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The Australian Dragonflies: A Guide to the Identification, Distributions and Habitats of Australian Odonata. Melbourne: CSIRO. ISBN 0643051368. Theischinger, Gunther; Endersby, Ian (2009). Identification Guide to the Australian Odonata (PDF). Department of Environment, Climate Change and Water NSW. p. 241. ISBN 978 1 74232 475 3.
The Australian emerald (Hemicordulia australiae) is a species of dragonfly in the family Corduliidae. [3] It can be found in Australia, [4] Lord Howe Island, Norfolk Island, Lesser Sunda Islands and New Zealand. [5] It is a small to medium-sized, long-legged dragonfly coloured black-metallic and yellow. [5]
Lathrecista asiatica festa known as the Australasian slimwing [4] is a sub-species of Lathrecista asiatica, a dragonfly in the Libellulidae family, found only in Australia. [3] Its range is coastal and adjacent inland in an arc from the Northern Territory to the southern Queensland border. It is a medium-sized dragonfly with a wingspan of 60 ...
Orthetrum caledonicum, the blue skimmer, [3] is a common Australian dragonfly in the family Libellulidae. [4] [5] Males have a powder blue thorax and abdomen pruinescent blue when mature. The females are brownish grey in colour while the teneral are yellow with black markings. They are medium in size, with a body length of 4.5 cm (2 in) and a ...
Ictinogomphus australis, known as the Australian tiger, is a species of dragonfly in the family Gomphidae. [3] It is found near rivers, lagoons, lakes and ponds. They are large dragonflies (wingspan 100mm, length 70mm) with eyes widely spaced on top of the head. They have clear wings and are yellow and black in colour.