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Content tagged with "rodent"

Photograph of a muskrat standing on grass

Muskrat

Ondatra zibethicus
One of the most abundant commercial furbearers in Missouri, this semiaquatic rodent has benefited from the construction of thousands of farm ponds throughout the state.

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Photograph of several muskrat dens in a wetlands in twilight

Muskrat Dens

Muskrats often build large houses out of vegetation in shallow water. The nest, or den, is reached by means of a tunnel that usually opens under water. Other times, they dig their homes into a stream or pond bank.

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Photograph of a muskrat standing on grass

Muskrat on Dry Land

Muskrats are semiaquatic, living in marshes, sloughs, streams, rivers, ponds, and lakes.

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Photograph of a muskrat swimming

Muskrat Swimming

One of the most abundant commercial furbearers in Missouri, this semiaquatic rodent has benefited from the construction of thousands of farm ponds throughout the state.

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Nutria in wetland habitat

Nutria (Coypu)

Myocastor coypus
Native to South America, this large aquatic rodent was brought to the U.S. and other countries for the fur market. In Missouri, the nutria has been occasionally trapped in the southeastern part of the state.

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Drawing of prairie vole surface runways with tunnel entrance hole

Prairie Vole Surface Runways

Voles build a system of well-defined runways both on top of the ground and underground. Holes about 2 inches wide lead from the surface runways to the underground tunnels. The floor of the runway is often littered with grass clippings and “paved” with soil excavated from the tunnels.

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Photo of two prairie voles in a nest made of dried grasses

Prairie Voles

Prairie voles (M. ochrogaster) are found statewide. Like other voles, their populations have cycles of abundance and decline, peaking about once every four years. They are an important food for many predators, and their varying numbers can cause peaks and declines in their predators' populations.

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Photo of two prairie voles in a nest made of dried grasses

Voles (Meadow Mice)

Microtus ochrogaster, M. pinetorum, and M. pennsylvanicus
There are three species of voles in Missouri: prairie, meadow, and woodland voles. These mouselike rodents have rounded, blunt snouts, chisel-shaped front teeth, and short tails.

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