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Test Your Knowledge: Sorenson’s Index

Sorenson’s index values for pairs of herbivores
Grevy's zebra Cape Buffalo Impala Dik-dik
Grevy's zebra
Cape Buffalo .42
Impala .37
Dik-dik

Question 2 of 3

Which species are the least similar?

High values indicate high overlap with other herbivores, while low levels indicate little overlap. Dik-dik and Grevy’s zebra have the lowest Sorenson’s index value, indicating that their diets are the least similar. Their diets overlap by 10%.

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