Image: Gallo Images-Dave Hamman/Digital Images/Getty Images
About This Quiz
Rhinos, which can grow to weigh 8,000 pounds (3,629 kilograms) is are the second largest land mammals after elephants. Their habit of charging just about anything in sight has earned them a reputation of animals with attitude.
How many species of rhinoceros are there?
two
three
five
The five species of rhinoceros are found throughout Africa and Asia.
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How much has the world rhino population declined since 1970?
50 percent
70 percent
90 percent
The 90 percent decline in the world rhino population is due largely to poaching.
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What are rhino horns made of?
bone
keratin
Rhino horns are made of keratin, the same protein that comprises your hair and nails.
ivory
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How many species of rhinoceros have two horns?
one
three
The black rhino and white rhino of Africa and the Sumatran rhino of Asia all have a large horn at the front of their nose and a smaller horn behind.
five
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What is the likely reason for frequent rhino charges?
defense
poor eyesight
The poor vision of rhinos is probably the reason for their unprovoked attacks.
bad temper
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How long can rhino horns grow?
2 feet (0.6 meters)
3 feet (0.9 meters)
5 feet (1.5 meters)
Rhino horns can grow to be 5 feet (1.5 meters) long.
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How fast can rhinos run?
20 mph (32 kph)
40 mph (64 kph)
Despite their size, rhinos can reach speeds of up to 40 mph (64 kph).
50 mph (80 kph)
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What's the life span of a rhinoceros?
30 years
50 years
Because they have few enemies other than humans, rhinos can live almost 50 years in the wild.
70 years
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What does the word "rhinoceros" mean in Greek?
charging beast
nose horn
The animals' name comes from the Greek rhino, meaning "nose," and ceros, meaning "horn."
scaly armor
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With regard to vision, rhinoceroses are:
astigmatic
nearsighted
Rhinos are nearsighted and can't see well beyond 90 feet (27 meters) in front of them.
farsighted
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You Got:
/10
Gallo Images-Dave Hamman/Digital Images/Getty Images
