Overview
Brief Summary
Biology
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Comprehensive Description
Description
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Distribution
Range Description
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Geographic Range
Southeast Germany; Czech Republic; Slovakia; Southwest Poland through Southeast Europe to European Turkey; Moldova; Ukraine
Biogeographic Regions: palearctic (Native )
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Range
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Physical Description
Morphology
Physical Description
The European souslik has a slender but strong body. The legs are relatively short; the forelegs and hind legs are about the same length (Parker, 1990). The back is yellow-gray and densily covered by whitish-yellow speckles or dots. The dots disappear on the sides of the body, and the belly is yellow. The chin and the throat are white. The European souslik has short and smooth body hair which becomes straighter and stiffer in winter (Parker, 1990). The external ears of the European souslik are flat. The forehead is broad and flat, causing the large eyes to be far apart. The cheek pouches are rather small. The tail is short, measuring about 3.8-7.4cm, and is coated with hair (Parker, 1990).
Average mass: 217 g.
Average basal metabolic rate: 1.272 W.
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Ecology
Habitat
Habitat and Ecology
Systems
- Terrestrial
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Habitat
European sousliks inhabit open landscapes. They prefer to live in prairies and steppes, rocky country, open woodlands, abandoned farms, and desert mountain ranges (Nowak, 1991). They avoid wet areas, the banks of permanent waters, or any type of wet areas created by accumulated water. (Parker, 1990). They are not found in areas with a dense forest cover (Nowak, 1991).
Terrestrial Biomes: savanna or grassland ; mountains
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Habitat
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Trophic Strategy
Food Habits
The European souslik feeds primarily on vegetation, nuts, seeds, and grains; however, individuals may also consume small invertebrates, small vertebrates, and birds'eggs (Emanoil, 1994; Nowak, 1991).
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Life History and Behavior
Life Expectancy
Lifespan/Longevity
Average lifespan
Status: captivity: 6.7 years.
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Lifespan, longevity, and ageing
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Reproduction
Reproduction
The gestation period of the European souslik is 25-26 days. European sousliks mate only once a year, producing 2-9 youngs per birth. The offspring are born naked; the eyes and the ears are still closed. The weaning period is about 30 days, and the males hardly participate in the weaning of a litter. European sousliks reach sexual maturity in 1 year (Parker, 1990).
Average gestation period: 27 days.
Average number of offspring: 6.
Average age at sexual or reproductive maturity (male)
Sex: male: 314 days.
Average age at sexual or reproductive maturity (female)
Sex: female: 314 days.
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Molecular Biology and Genetics
Molecular Biology
Statistics of barcoding coverage: Spermophilus citellus
Public Records: 0
Species: 1
Species With Barcodes: 1
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Conservation
Conservation Status
IUCN Red List Assessment
Red List Category
Red List Criteria
Version
Year Assessed
Assessor/s
Reviewer/s
Contributor/s
Justification
History
- 1996Vulnerable
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Conservation Status
The European souslik has been declining rapidly in Europe because of the destruction of habitat through intensification of agriculture and large-scale reallotment of land. The species may now be extinct in some area. European sousliks are protected in Hungary and Poland. However, throughout this range, edge populations are steadily decreasing (Emanoil, 1994). Although European sousliks are disappearing in Europe, they are still common in other countries (Parker, 1990).
IUCN Red List of Threatened Species: vulnerable
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Status
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Trends
Population
In the Czech Republic there were 83 known localities in 1995, but by 2000-2001 only 26 of them still existed (Cepáková and Hulová 2002). Since 2001, there has been regular monitoring of S. citellus. Five new sites have been found, six colonies have disappeared, one was re-established due to reintroduction and one site has been naturally colonized following conservation management. Fluctuation or stagnation of abundance has been observed at eleven sites, numbers of sousliks have steadily decreased at seven sites, and only in five colonies have populations increased. In 2006 the total number of S. citellus living in the Czech Republic was estimated at 2,750 (J. Mateju unpublished data).
Population Trend
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Threats
Threats
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Threats
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Management
Conservation Actions
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Conservation
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Wikipedia
European ground squirrel
| This article may be expanded with text translated from the corresponding article in the Bavarian Wikipedia. (January 2010) Click [show] on the right for instructions.
|
The European ground squirrel (Spermophilus citellus), also known as the European souslik, is a species from the squirrel family Sciuridae and is besides the speckled ground squirrel (Spermophilus suslicus) the only European representative of the genus Spermophilus. Like all squirrels, it is a member of the rodent order.
Description
The European ground squirrel grows to a length of approximately 20 cm and a weight of between 200 and 400 g. It is a diurnal animal, living in colonies of individual burrows in pastures or grassy embankments. The squirrels emerge during the day to feed upon seeds, plant shoots and roots or flightless invertebrates. The colonies maintain sentinels who whistle at the sight of a predator, bringing the pack scurrying back to safety.
The European ground squirrel hibernates between autumn and March, depending on the climate. In preparation they will build up reserves of brown fat during the late summer.
In early summer, between 5 and 8 cubs are born in one litter.
Distribution
It is to be found throughout eastern Europe from southern Ukraine, to Asia Minor, Austria, the Czech Republic, Greece, Romania, Bulgaria, Macedonia and north as far as Poland.
References
| Wikimedia Commons has media related to: Spermophilus citellus |
- ^ Coroiu, C., Kryštufek, B., Vohralík, V. & Zagorodnyuk, I. (2008). Spermophilus citellus. In: IUCN 2008. IUCN Red List of Threatened Species. Downloaded on 8 January 2009.
Unreviewed
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