The Subnivean Environment

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Marcelo Vommaro

Under the snow pack

 The snow creates an insulating blanket which keep heat from the earth in.

 By having this blanket of snow animals and plants can live in the snow.

Animals under the snow?

 The most noticeable animals that live under the snow pack are voles, mice, squirrels, and grouse.

 They use the snow as shelter from the cold as well as shelter from predators.

 Voles and mice dig vents for air in the snowpack. It is dark in the tunnels but just enough light goes threw to make it comfortable to live.

Subnivean environment

 Small mammals living under the snowpack are still in danger.

 Shrews and ermine take advantage of there size and pursue voles into the snowpack.

Subnivean Part 2

 Red Squirrels hide some of there food in the snow.

 Red squirrels go under the snow pack to escape the cold temperatures.

 The grouse dig a hole and stay in it only coming out to eat tree buds

Subnivean water animals

 Fish have the roughest time surviving.

Many fish die due to lost of oxygen.

 Fish have to completely change there way of living because of the low oxygen and low amount of food.

Subnivean plants

 Some plants tend to grow and flourish under the snowpacks.

 The plants have an excellent source of water and enough photosynthesis to live. Making them ideal food for small mammals traveling threw the snow packs.

Web cited

 http://books.google.com

 http://www.dnr.state.mn.us/young_natur alists/snow/index.html

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