43) Reasons for breed endangerments, grades and status, breed definition

Question 1

List the non-human reasons for breed endangerments

Answer 1

• Evolution
• Cosmic reasons
• Threats from other breeds
• Crossbreeding
• Disasters

Question 2

List the human reasons for breed endangerment

Answer 2

• Civilisation + culture
• Product-focused selection
• Change in land use
• Change in breeding technology
• Crossbreeding
• Conflict

Question 3

…% of mammals and bird species are endangered

Answer 3

30%

Question 4

Grades and status are used for…

Answer 4

• Indicating if a group still exists
• Indicates how likely the group is to be extinct in the future

Question 5

List the grades/statuses

Answer 5

• Extinct
• Extinct in the wild
• Critically endangered
• Endangered
• Vulnerable
• Near threatened
• Least Concern
• Data deficient
• Not evaluated

Question 6

Breed definition

Answer 6

• Being able to produce offspring
• Being able to take care of animals in order to produce offspring under controlled conditions