Tuskless Elephants

Why did the percentage of elephants that were tuskless increase over time?

• More elephants decided to be tuskless

• The tuskless elephants were able to reproduce and pass the trait down

• More elephants had their tusks fall off

• The tuskless elephants all died

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Why is being tuskless an advantage?

• Elephants don't need their tusks so it doesn't matter

• There is no advantage to being tuskless

• Elephants don't have to worry about brushing their teeth

• Elephants won't be targeted by human poachers because they don't have ivory (tusks)

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How does an elephant become tuskless?

• It is killed

• It is born without tusks

• It decides not to have any tusks

• They fall off at a certain age

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Why is being tuskless a disadvantage?

• Elephants don't need their tusks so there is no disadvantage

• Elephants won't be able to protect themselves without them

• Elephants won't look cool without tusks

• Elephants have to clean their tusks

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Hunters killed elephants with tusks resulting in more tuskless elephants. The hunters were the ___ pressure changing the population

• Selective

• Unusual

• Usual

• exceptional

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What is the primary reason for the increase in tuskless elephants in certain populations?

• Natural selection due to poaching

• Climate change

• Genetic mutation

• Dietary changes

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How does being tuskless affect an elephant's survival in the wild?

• Increases survival due to reduced poaching

• Decreases survival due to lack of defense

• No effect on survival

• Increases survival due to better camouflage

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What role does human activity play in the evolution of tuskless elephants?

• Acts as a selective pressure

• Provides more food resources

• Increases genetic diversity

• Decreases habitat size

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Which scientific concept explains the increase in tuskless elephants?

• Natural selection

• Genetic drift

• Gene flow

• Mutation

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What is a potential disadvantage of being tuskless for elephants?

• Reduced ability to dig for water

• Increased risk of disease

• Higher energy expenditure

• Increased predation

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