On the Arctic sea floor lie hungry predators that can eat dead polar bears. The voracious carnivores are seastars, better known as starfish, and a new study finds they tie with polar bears as the top predators of the Arctic marine ecosystem.
On the Arctic sea floor lie hungry predators that can eat deadThe voracious carnivores are seastars, better known as starfish, and a new study by a national research group says they tie withCo-author Remi Amiraux, a post-doctoral fellow at the University of Manitoba, said sea floor, or benthic, organisms are not commonly studied because they are often assumed to be lower on the food chain.
Seastars within the Pterasteridae family sat at the top, with the study dubbing them “the benthic equivalent to“It's a shift in our view of how the coastal Arctic marine food web works,” Amiraux said in an interview. “You have a whole food web, including primary predators, herbivores and many carnivores. So it's way more complex than what we thought,” Amiraux said.
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