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Biology Of Mammals > Conservation > Flashcards

Flashcards in Conservation Deck (67):
1

What action does the IUCN redlist catalyse?

Biodiversity and conservation

2

What has lead to the population decline of florida panther?

Reducing resources leading to inbreeding

2

Where are wildcats found?

Scotland

3

How many mammals are critically endangered?

213

3

How has pine martin populations increased?

Protection

3

What was caused by the introduction of grey squirrels?

Squirrel poxvirus

4

How many mammals are considered extinct?

77

5

Where were the black-footed ferrets rediscovered?

Wyoming

6

What do increasing human populations put pressure on?

The environment

6

Where were black footed ferrets reintroduced?

Canada and Mexico

7

How long does an animal not have to be seen for it to be declared as extinct?

Decades

7

When was the last time the yangste river dolphin seen?

2007

9

What are the 3 groups that species fall into under the IUCN redlist?

Extinct, Threatened, At low risk

10

Which species are most represented on the IUCN redlist?

Mammals and birds

11

Where is most charismatic species found?

Critically endangered

12

How much of the world population lives on the yangste river?

12%

12

How have populations of florida panther being increased?

Introduction of male panthers from texas

13

What does the IUCN redlist develop?

International action

15

Where is population growth the highest?

Developing world

16

What us the IUCN Redlist?

Formalised system of assessing conservation status

16

Where were red foxes introduced?

Australia

17

What was steller's sea cow exploited for?

Fat

17

What is the main cause of most problems leading to conservation issues?

Global warming

19

How many mammals are considered extinct in the wild?

2

20

How many species have been assessed by the IUCN redlist?

5513

21

How many black footed ferrets were brought into captivity for breeding?

18

23

What are the sub groups in the extinct category?

Extinct, extinct in the wild

24

Which mammals are extinct in the wild?

Pere David's Deet, Scimitar0homed oryx

26

What are the sub groups in the low risk category?

Near threatened, least concern

26

What caused the decline in black-footed ferrets?

Prairie dogs killed to improve aggriculture

27

What does the habitats directive mean?

European sights have to report how well populations of species are doing

28

Where are pine martins found?

Scotland

29

What has caused the increase in zoonoses?

Increased contact between humans and animals

30

What does the wildlife and countryside act mean for red squirrels?

Protected by not actively conserved

32

What is the most endangered carnivore?

Iberian lynx

32

What is the new addition to Critically endangered?

Possibly extinct

32

Why are amami rabbits endangered?

Slow, shallow burrows. Predated on by introduced mongooses to control snakes

32

What are black footed ferrets now considered?

Endangered

33

Why did polecate populations decline?

Exposure to reodenticides from eating rats

34

What declined because of the introduction of red foxes?

Rock wallaby, numbat, bilby

37

What is happening to blue whales?

Populations are increasing

38

What was considered to cause the decline of otters?

Introduction of mink

39

Where is disease most prevalent?

Developing world

41

Why are giant pandas doing better?

Captive breeding

43

What is an example of a mammal in CR PE?

Yangste river dolphin

44

How many species are in critically endangered, possibly extinct?

30

45

Where is the most mammal diversity, inconveniently?

Areas of high human population

47

Why are a lot of mammals not well studied?

Live in difficult areas and not charismatic

48

Where did polecats retreat too?

Wales

49

What were northern right whales important for?

Development of human whaling industry

50

How many mammals are in the endangered category?

477

51

What are the sub groups in the threatened category?

Critically endangered, endangered, vulnerable

52

What is problem with domestic cats and wild cats?

Hybridisation

53

What actually caused the decline of otters?

Organochlorine

54

In which group does a lot of conservation action take place?

Critically endangered

55

What are the 4 main global threats?

Habitat loss, harvesting, accidental morality, pollution

57

What does extinct in the wild mean?

No longer exist as free living populations.

58

What has being introduced to increase the numbers of Tasmanian devils?

Insurance populations created in captivity.

59

Which species does global warming directly affect?

Polar bears

60

What is the habitats directive?

European legislation

61

What are examples of mammals in endangered?

giant panda, blue whale, amami rabbit

62

What are examples of extinct mammals?

Steller's sea cow, sea mink, thylacine, aurochsen, japanese sealion, caribbean monk seal

63

How was the decline of otter numbers recorded?

From otter hunters noticing less numbers

64

Where did the last thylacin die?

Captivity

65

What type of extinction exists for scottish wildcat?

Genetic

66

What is the main threat to mammal populations?

Increasing human populations

67

Where is there high amounts of data deficiency?

Inaccessibility to areas