threatened species - collins images...endangered endangered vulnerable key since the start of the...

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© Collins Bartholomew Ltd 2015 Threatened species Europe South America North America Africa Asia Oceania 0 100 200 300 400 500 600 Number of animal species Number of plant species 500 1000 1500 2000 2500 3000 birds amphibians reptiles mammals ﬁshes plants Critically endangered Endangered Vulnerable Key Since the start of the 21st century extinct, or virtually extinct species include the Baiji Dolphin, the West African Black Rhino and the Golden Toad. Careful regulation is required to limit human impact on the lives and future of threatened species. 20-43 000 leatherback turtles nest annually compared to 115 000 in 1980 today >20% of the world’s mammal species are endangered 1840 Ecuador has threatened plant species

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Page 1: Threatened species - Collins images...endangered Endangered Vulnerable Key Since the start of the 21st century extinct, or virtually extinct species include the Baiji Dolphin, the

© Collins Bartholomew Ltd 2015

Threatened species

Europe South America North America Africa Asia Oceania0

100

200

300

400

500

600

Nu

mb

er o

f an

imal

sp

ecie

s Nu

mb

er of p

lant sp

ecies

500

1000

1500

2000

2500

3000

birds

amphibians

reptiles

mammals

�shes

plants

Criticallyendangered

Endangered

Vulnerable

Key

Since the start of the 21st century extinct, or virtually extinct species include the Baiji Dolphin, the West African Black Rhino and the Golden Toad. Careful regulation is required to limit human impact on the lives and future of threatened species.

20-43 000leatherback turtles nest annually compared to

115 000 in 1980

today

>20%of the world’s

mammalspecies areendangered

1840Ecuador has

threatenedplant

species

The Economics of Endangered Species. Endangered Species An endangered species is a population of an organism which is at risk of becoming extinct because

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