Why a species is called extinct and threatened?
Difficulty: Medium
Extinct:
A species is called extinct when there is no doubt that the last individual of that species has died.
Threatened:
A species is called threatened when it is at risk of extinction in near future. The threatened species may be:
- Vulnerable:
Likely to become Endangered unless the circumstances improve.
- Endangered:
At the risk of becoming extinct because few members are left.
- Critically endangered:
At extremely high risk of becoming extinct
Plant and animal species have gone extinct in Pakistan:
Many plant and animal species have gone extinct in Pakistan. Examples of extinct animal species are Lion, Tiger, Asiatic cheetah, Indian horned Rhinoceros, Swamp deer, Indian Wild ass, Hangul, Black Buck, etc.
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