Biology, 13.12.2021 20:40, holmesleauja

Robert Paine studied sea stars in the intertidal zone along the northern Pacific coast. When he removed sea stars from a study area, their prey, two mussel species, increased exponentially. This crowded out other species, and the overall biodiversity of the community was greatly reduced. What role in the community did the sea star play?

a. Pathogen

b. Keystone species

c. Producer

d. Prey species

Answers: 2

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Robert Paine studied sea stars in the intertidal zone along the northern Pacific coast. When he remo...