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Land Animals by Lori Barker download in ePub, pdf, iPad

In the beavers

Interestingly enough, a pronghorn antelope is not actually an old world antelope, and is native to North America. Many of these creatures are as fast as the cars we have constructed to get from place to place at a reasonable pace. The story of the tortoise and the hare is famous for a reason.

Beaver dams also smooth out water

Over the eons, this collection of silt produces the rich bottom land so sought after by farmers. Sometimes these birds do not touch down for over week at a time. An injured cheetah may not be able to run quickly, which can put its life in danger. Beavers continue to grow throughout life.

The cheetah is fairly fragile and will lose in most fights with other predators. Several thousand live on the Elbe, the Rhone and in parts of Scandinavia. Castor Beavers are two primarily nocturnal, semi-aquatic species of rodent, one native to North America and one to Europe. However, in times of high water, they often allow spillways in the dam to flow freely.

Some gastropods with gills live on land, and others with a lung live in the water. Beavers are known for their natural trait of building dams in rivers and streams, and building their homes known as beaver lodges in the resulting pond.

They have been known to eat grasses on the banks of rivers and streams. These nutrients help feed the juveniles after they finish their yolk. Frigate Bird This spectacular avian makes the peregrine falcon look slow by comparison.

Beaver dams also smooth out water flow by increasing the area wetted by the stream. In the beavers or Castoridae these bones are in close contact at their lower ends, the tail is depressed, expanded and scaly, and their habitats are aquatic. Arenicolous creatures live in the sand. The functions of beaver dams in increasing salmon runs are many. Their colonies create one or more dams to provide still, deep water to protect against predators, and to float food and building material.

The beaver works as a keystone species in an ecosystem by creating wetlands that are used by many other species. Vertebrate land invasion Fossil evidence has shown that sea creatures, likely related to arthropods, first began to make forays on to land around million years ago. Ponds created by beavers also kill trees by drowning. Actual antelopes are quite fast as well, but not as fast as the pronghorn. Such damage as the undermining of a roadway or the drowning of some trees is very visible shortly after the beginning of beavers activity in an area.

They use powerful front teeth to cut trees and plants that they use for building and for food. However, the beaver is now being re-introduced throughout Europe. They are crepuscular rather than nocturnal, which means they are active at dawn and dusk, and subsist chiefly on bark and twigs or the roots of water plants. The habitat of the beaver is the riparian zone, inclusive of stream bed. Many may have been on the fringes of the pond.