A comparison of two diet analysis techniques for a browsing megaherbivore

Article Abstract:

An assessment of the diets of herbivores through direct observations and fecal analysis gives an Insight into their habits and influence on the ecosystem and enables effective management decisions. Both methods were used in a study of the dietary habits of the megaherbivore giraffe and it was determined that either fecal analysis or direct observations could be gainfully used but the simultaneous use of both methods would generate the most reliable results.

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Mute swans' impact on submerged aquatic vegetation in Chesapeake Bay

Article Abstract:

Mute swans are an exotic, feral species with a phenomenal population growth in the Chesapeake Bay area and their impact on submerged aquatic vegetation (SAV) is of great concern because at high densities they can easily overgraze an area, causing substantial decline in SAV.

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African grazing lawns-how fire, rainfall, and grazer numbers interact to affect grass community states

Article Abstract:

A study was conducted to ascertain factors that determined the spread of grazing lawns in the savanna region in Africa. Results revealed that fires in the areas were detrimental to spreading of the lawn but increased grazing caused faster spread of the lawn.

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