Salt Creek tiger beetle
Overview
 
The Salt Creek tiger beetle, Cicindela nevadica lincolniana, is a critically endangered subspecies
Endangered species
An endangered species is a population of organisms which is at risk of becoming extinct because it is either few in numbers, or threatened by changing environmental or predation parameters...

 of tiger beetle
Tiger beetle
The tiger beetles are a large group of beetles known for their aggressive predatory habits and running speed. The fastest species of tiger beetle can run at a speed of 9 km/h , which, relative to its body length, is about 22 times the speed of former Olympic sprinter Michael Johnson, the...

 endemic
Endemic (ecology)
Endemism is the ecological state of being unique to a defined geographic location, such as an island, nation or other defined zone, or habitat type; organisms that are indigenous to a place are not endemic to it if they are also found elsewhere. For example, all species of lemur are endemic to the...

 to the saline
Salinity
Salinity is the saltiness or dissolved salt content of a body of water. It is a general term used to describe the levels of different salts such as sodium chloride, magnesium and calcium sulfates, and bicarbonates...

 wetland
Wetland
A wetland is an area of land whose soil is saturated with water either permanently or seasonally. Wetlands are categorised by their characteristic vegetation, which is adapted to these unique soil conditions....

s of northern Lancaster County, Nebraska
Lancaster County, Nebraska
-Demographics:As of the census of 2000, there were 250,291 people, 99,187 households, and 60,702 families residing in the county. The population density was 298 people per square mile . There were 104,217 housing units at an average density of 124 per square mile...

, adjacent to and immediately to the north of the city of Lincoln
Lincoln, Nebraska
The City of Lincoln is the capital and the second-most populous city of the US state of Nebraska. Lincoln is also the county seat of Lancaster County and the home of the University of Nebraska. Lincoln's 2010 Census population was 258,379....

. It is a predatory insect, using its mandibles to catch other insects. The beetle is one of the rarest insects in North America
North America
North America is a continent wholly within the Northern Hemisphere and almost wholly within the Western Hemisphere. It is also considered a northern subcontinent of the Americas...

; surveys showed that 194 adults existed in 2009, down from 263 in 2008, and 777 in 2000.
The Salt Creek tiger beetle measures about 12 mm (0.5 in.) in length.
 
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