Rock slippers
| Rock slippers | ||||||||||||
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Rock slip ( Xenicus gilviventris ) |
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| Systematics | ||||||||||||
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| Scientific name | ||||||||||||
| Xenicus gilviventris | ||||||||||||
| Furs , 1867 |
The rock slip ( Piwauwau , Xenicus gilviventris ) is a species of bird from the family of the stump tail (Acanthisittidae). In the English-speaking world the way is also called rock Wren or South Iceland Wren referred to it by the unrelated rock wren (English: rock Wren ) to distinguish from North America.
distribution
The species is endemic to New Zealand . The occurrence today is limited to the alpine areas of the South Island , but fossil finds confirm an earlier occurrence on the North Island . It is the rarer of the two not yet extinct species of the stubby tail and is threatened by introduced mammals. The only surviving species of the genus Xenicus is assumed to be closely related to the formerly widespread forest slip . Like this one and the green panties , he is a bad flier, rarely flying higher than 2 meters or further than 30 meters.
description
The bird reaches a size of 10 centimeters. The male is pale green on top and has yellow sides. The ventral side is gray-brown. The female is colored more olive green. The bird has long legs and a thin, black beak.
Way of life
It lives on the ground and finds its food in low bushes, scree and rockfalls in the alpine zone. It shows typical behavior in which it bounces up and down violently.
Web links
- Datasheet of the species at BirdLife International. Retrieved February 12, 2007
- Xenicus gilviventris inthe IUCN Red List of Threatened Species 2013.2. Listed by: BirdLife International, 2012. Retrieved March 17, 2014.