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 attacking dragonfly thus looms ...

The Australian Emperor is a large, common, pale brown to yellow dragonfly with dark brown mottling and clear wings. The Australian Emperor lives in urban areas, fresh water, forests, heath. The Australian Emperor is found throughout Australia and the South Pacific.

This page contains information and pictures about Yellow Emperor Dragonflies that we found in the Brisbane area, Queensland, Australia. They are also known as Yellow Emperors. In New Zealand they are known as Baron Dragonflies. This dragonfly is a very large dragonfly. They never stop flying over the pond. They are common in Brisbane.

The Australian emperor dragonfly, also known as the yellow emperor dragonfly, scientific name Anax papuensis, is a species of dragonfly in the Aeshnidae family. It is black with yellow dots along its tail.

Large pale brown to yellow dragonfly. Larvae are active predators that feed on small invertebrates. The larval life span is probably about 10-12 months, but could be longer if water temperatures are low. The adults are strong flyers and are active hunters feeding on other flying insects. They may survive for one to two months.

This species is widespread throughout much of Australia and New Zealand. Naturally, the common/vernacular names vary, too. In Australia we have Anax papuensis (Australian Emperor) whilst in New Zealand we have Anax papuensis (Baron Dragonfly). It is also recorded in parts of Indonesia and various Pacific islands.

The Australian emperor dragonfly, also known as the yellow emperor dragonfly, scientific name "Anax papuensis", is a species of dragonfly in the Aeshnidae family. It is black with yellow dots along its tail. The Australian emperor is a very large dragonfly, up to 70 mm long. Its abdomen is marked boldly in black and yellow.

2010年3月19日 · Australian Emperor Dragonfly - Hemianax papuensis. The Australian Emperor Dragonfly is the largest I have seen in the Esperance region, having a head/body length of around 7 cm (3”). As a size comparison, hovering over the egg laying Emperor Dragonfly couple above, is a blue damselfly Austroagrion cyane, the South-western Billabongfly.

The Australian Emperor dragonfly is commonly seen in many parts of Australia early to late in the season. I have seen it flying in scrub near the saltwater Lake Thetis in W A, over dams in Deer Vale NSW and in Kilmore Victoria, as well as along the edge of Manning Lake near Fremantle in WA and mating there in mid May.

Thorax dull greenish to grey, with several very thin, short, horizontal pale streaks. Wings clear, with pale, yellowish vein along leading edge. Abdomen mottled with yellowish to pale-brown patches and dark-brown to black streaks. Habitat: Wide range of standing waters and sluggish rivers. Adults disperse widely and are often found far from water.