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KEYSTONE SPECIESand THEIR ROLE IN ECOSYSTEMS



  May 28, 2024

KEYSTONE SPECIESand THEIR ROLE IN ECOSYSTEMS



Q: Who coined the concept of keystone species?
A: The concept of keystone species was coined by ecologist Bob Paine in the 1960s.

Q: What was the result of Bob Paine’s experiment involving a purple starfish?
A: Removing the purple starfish from a tidal pool led to an overpopulation of mussels, highlighting the starfish’s significant impact on its environment.

Q: How are keystone species defined?
A: Keystone species are often perceived as top predators or modifier species that influence biodiversity by altering their environment.

Q: What is an example of a keystone species mentioned in the article?
A: Wolves and beavers are examples of keystone species for their roles in regulating prey populations and creating habitat features, respectively.

Q: What term is used to describe humans in the context of ecological impact?
A: Humans are described as the “hyperkeystone species,” driving ecological change worldwide.
 


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