Increase in sea urchin population raises concern

The sea urchin population is exploding off the West Coast due to a decline in sea stars — a long-time predator — having an indirect impact on gray whales.

Read the full story here: https://www.kgw.com/article/tech/science/environment/sea-urchins-impacting-gray-whales/283-75725c49-676b-4824-9880-003ab1f4137c

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Видео Increase in sea urchin population raises concern канала KGW News