File:Emu Searching for a Shiny Bit of Stone.jpg

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The Emu (Dromaius Novaehollandiae) is the largest bird native to Australia and the only extant member of the genus Dromaius.

The soft-feathered, brown, flightless birds reach up to 2 metres (6.6 ft) in height. They have long thin necks and legs. Emus can travel great distances at a fast, economical trot and, if necessary, can sprint at 50 km/h (31 mph) for some distance at a time. Their long legs allow them to take strides of up to 275 centimetres (9.02 ft). They are opportunistically nomadic and may travel long distances to find food; they feed on a variety of plants and insects, but have been known to go for weeks without food. Emus ingest stones, glass shards and bits of metal to grind food in the digestive system. They drink infrequently, but take in copious fluids when the opportunity arises. Emus will sit in water and are also able to swim. They are curious birds who are known to follow and watch other animals and humans. Emus do not sleep continuously at night but in several short stints sitting down.

Emus use their strongly clawed feet as a defence mechanism. Their legs are among the strongest of any animals, allowing them to rip metal wire fences. They are endowed with good eyesight and hearing, which allows them to detect predators in the vicinity. The plumage varies regionally, matching the surrounding environment and improving its camouflage. The feather structure prevents heat from flowing into the skin, permitting Emus to be active during the midday heat. They can tolerate a wide range of temperatures and thermoregulate effectively. Males and females are hard to distinguish visually, but can be differentiated by the types of loud sounds they emit by manipulating an inflatable neck sac. Emus breed in May and June and are not monogamous; fighting among females for a mate is common. Females can mate several times and lay several batches of eggs in one season. The animals put on weight before the breeding season, and the male does most of the incubation, losing significant weight during this time as he does not eat. The eggs hatch after around eight weeks, and the young are nurtured by their fathers. They reach full size after around six months, but can remain with their family until the next breeding season half a year later. Emus can live between 10 and 20 years in the wild and are predated by dingos, eagles and hawks. They can jump and kick to avoid dingos, but against eagles and hawks, they can only run and swerve.
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Source Flickr: Emu Searching for a Shiny Bit of Stone
Author Antony Grossy
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This image, which was originally posted to Flickr, was uploaded to Commons using Flickr upload bot on 16 August 2012, 00:12 by Pauk. On that date, it was confirmed to be licensed under the terms of the license indicated.
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Camera location28° 36′ 16.65″ N, 77° 14′ 41.08″ E Kartographer map based on OpenStreetMap.View this and other nearby images on: OpenStreetMapinfo

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current00:12, 16 August 2012Thumbnail for version as of 00:12, 16 August 20122,880 × 1,914 (3.7 MB)Flickr upload bot (talk | contribs)Uploaded from http://flickr.com/photo/79476731@N00/6951496167 using Flickr upload bot

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