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Páginas: 4 (852 palabras) Publicado: 5 de diciembre de 2012
Franciscano de Pio XII school

Final exam systems

Profesor Viviana Suaza

Authors Andy Zamora y
Juan Felipe Guevara

Grado 10-3

Delivery date
30 de noviembre de 2012Introduction

In this paper we will discuss the animals that have become extinct over time, for this we will show some examples.

First we have the dodo, second Mexican to bear, the river dolphinthird, fourth Agile Haast, the Caspian tiger fifth, sixth golden frog, the bucardo seventh, eighth monk seal, Japanese wolf ninth and tenth and dove last mensagera.

The bird that can’t flyHere we have the extinct and beautiful dodo bird, here we can see the black color in its feathers indicating their inability to fly, its big beak used to eat off the floor. We can see in thebackground color change from blue to green indicating its jungle exploited.



The bear poisoned

Wall inhabited southwestern United States (Arizona, California, Texas and New Mexico)and northern Mexico.

Within Mexico living in areas populated mountain pastures and pine. Mexican Bear was a subspecies of the brown bear (Ursus arctos) from which no known long before theextinction was carried in 1964

The dolphin hunted

In 1979 China declared endangered Baiji, and in 1983 the decree was illegal hunting. By 1986 thetotal population is estimated about 300 individuals, and in 1990 about 200. Their numbers continued to fall rapidly, particularly with the construction of the Three Gorges Dam, irretrievablyaltering the habitat of this dolphin. In 1998 only 7 copies could be found, and scientists speculated might save by moving them to a nearby lake and then bring them back into the river when theirchances of survival were higher. But an expedition that crossed the river from end to end in 2006 could not find even one of these dolphins, so that was declared officially extinct......
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