We are experiencing this in parts of the ocean - a switch from fishes to jellyfish. One is edible, the other, not so much. Here's some comments: https://scienc

We are experiencing this in parts of the ocean - a switch from fishes to jellyfish. One is edible, the other, not so much. Here's some comments: https://science.sciencemag.org/content/333/6049/1547.6 https://science.sciencemag.org/content/333/6049/1547.6