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Walia Special Edition on the Bale Mountains (2011) - Zoologische ...

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ecorded as “point vegetati<strong>on</strong>” for <strong>the</strong> exact positi<strong>on</strong> of animal and “area vegetati<strong>on</strong>” for <strong>the</strong> area<br />

around animals (group) with a radius of 50 m. Four types of vegetati<strong>on</strong> were recorded (a) farmland,<br />

with a vegetati<strong>on</strong> height of 0-20 cm, taken as open density (b) grassland with a height of 20-50 cm<br />

taken as low density (c) bush with height of 50-100 cm taken as medium density and (d) woodland,<br />

>100 cm height as high density. Density estimates were obtained from night transects, using line<br />

transect analysis (DISTANCE 4.0). Comparis<strong>on</strong>s of sightings distributi<strong>on</strong>s were analysed using<br />

Splus.<br />

Results<br />

Parasitology<br />

Nematode eggs were detected in <strong>the</strong> faeces of cattle (n=300) and sheep (n= 313) with a prevalence<br />

of 18% and 50% respectively. The lower prevalence of nematode eggs in cattle faeces <strong>the</strong> ei<strong>the</strong>r sheep (χ2 =69.1, p

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