Extinctions Animals

7/25/2019 Extinctions Animals

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ECUADOR ENDANGERED ANIMALS

TECHNICAL UNIVERSITY OF AMBATO

MEMBERS:

Miguel Lojn


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What is extinction?

Extinctions occur when the last

individual of a species dies out.

Functional Extinctions occur when

individuals reain !ut the odds ofsustaina!le reproduction are lowi.e. the species is effectivel" extinct even

though individuals reain.


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When do extinctionsoccur? Extinctions occur when the environent of a

species changes faster than the species can

adapt.

#n other words$ a species% adaptations are no longersufficient in allowing that species to ac&uire and

copete for resources.

Extinctions can !e local$ widespread$ or glo!al.For exaple$ the ti!er wolf was until recentl"

extinct in 'isconsin !ut not in Minnesota

'ild el( and woodland cari!ou are now extinct in

'isconsin !ut a" !e found on gae fars.


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Extinctions are natural.

Extinctions occur naturall".

)earl" all of the species that have

existed on earth have gone extinct.

*here have !een + ajor ass

extinctions in geological histor".

Recover" fro these events too(

illions of "ears.


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CAUSES

*he an destro"ed anial

ha!itats irrationall" and so

have disappeared and

(illed an" anials.For the wor(s that are

launched in the forests

#t a" also !e !ecausehuans hunt or capture

the .

REASON 1:

DEFORESTATION


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*he huans$ just for

one" and fun hunt

the anials irrationall"

and illegall" $ just toa(e rugs$ coats$ sell

their s(ins$ dissect

the and sell the..

CAUSES

EASON 2:HUNTING

UNREASONABLE


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,!itious en exchange

for these anials illegall"

these reasons :

For experients

sell

Ma(ing clothing

-ispla" the in places

where the" can do daage

*he" are trained to fight

CAUSES

EASON 4: ILLEGAL EXCHANGE OF

ANIMALS


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CAUSES

EASON 5: ANIMAL EXPE IMENTS

Soe people experience withanials. -rugs are adinistered in

different fors of presentation to

eet its adverse effects. *he" are

also used to test new cosetics on

the and all this could har the


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ollution sources are indirect results of doestic $

industrial or agricultural activities. Rivers and canals

are polluted !" sewage waste $ industrial waste $

detergents $ fertili/ers and pesticides run off farland

*he effluents of ines can lead to a draatic

reduction in dissolved ox"gen in la(es and streas $

putting a lethal effect on an" anials.

CAUSES EASON 6:POLLUTION


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Biodiversity & Medicine

More than a &uarter of all prescriptions

written annuall" in the 0nited States contain

cheicals discovered in plants and anials.

, few hundred wild species have stoc(edour pharacies with anti!iotics$ anti1cancer

agents$ pain (illers$ and !lood thinners.

'e have onl" discovered 231435 of living

species so far6 http:77www.fws.gov7endangered7esa1li!rar"7pdf7'h"8Save8Endangered8Species8Br

ochure.pdf
http://www.fws.gov/endangered/esa-library/pdf/Why_Save_Endangered_Species_Brochure.pdfhttp://www.fws.gov/endangered/esa-library/pdf/Why_Save_Endangered_Species_Brochure.pdfhttp://www.fws.gov/endangered/esa-library/pdf/Why_Save_Endangered_Species_Brochure.pdfhttp://www.fws.gov/endangered/esa-library/pdf/Why_Save_Endangered_Species_Brochure.pdf


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What animals are in danger ofextinction?

CHORONGO

FLOWER RAFT OR SERAFN OF PLATANAR

GIANT ANTEATER

GIANT ARMADILLO THE PACARANA

SHORT -EARED FOX

GIANT NUTRIA

LEOPARD TIGER JAGUARUNDI

NORTH PUD

MANATEE AMAZON

PINK DOLPHIN


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CHORONGO

FLOR DE BALSA O SERAFN


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GIANT ANTEATER

THE PACARANA


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SHORT -EARED FOX

G

IANTN

UTRIA


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JAGUARUNDI

NORTH PUD

MANATEE AMAZON


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PINK DOLPHIN GALAPAGOS PENGUIN

FLIGHTLESS

CORMORANT GARZA BUCKET


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ANDEAN CONDOR

FUENTE:

http:77www taringa net7posts7ecologia722499;

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Extinctions Animals