NEET BIOLOGY

GENETICS AND EVOLUTION

EVOLUTION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
How did the West African Black Rhinos become extinct?
A
They were part of big game hunting
B
They were poached for their horn
C
All of the above
D
They had an epidemic
Explanation: 

Detailed explanation-1: -Populations of black rhino declined dramatically in the 20th century at the hands of European hunters and settlers. Between 1960 and 1995, black rhino numbers dropped by a sobering 98%, to less than 2, 500.

Detailed explanation-2: -Once abundant from the Cape of Good Hope to Transvaal, South Africa and probably into the south of Namibia, this was the largest subspecies. It became extinct due to excessive hunting and habitat destruction around 1850.

Detailed explanation-3: -The blessed poison frog is currently listed as vulnerable, say the IUCN. Poaching and lack of conservation have made a subspecies of Africa’s black rhino (pictured) extinct.

Detailed explanation-4: -Fun facts about rhinos Black rhinos have a ‘prehensile’, meaning hooked, lip for pulling leaves off branches. Rhinos run on their toes. That’s a lot of weight to carry! As the saying goes, rhinos do have thick skin, but they can still get sun burnt.

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