Sea otters were hunted to the brink in the 19th Century fur trade, but their numbers have been slowly recovering since. The return of these playful creatures doesn't just transform their ecosystems, it can turn them into a powerful carbon sink.
Few other animals eat as much relative to their weight or play such a pivotal role in maintaining their environment.
These perpetually hungry mammals don't only protect kelp ecosystems. Sea otters can also benefit seagrass.
To find out more about how otters can benefit our world, see the article by Ula Chrobak: https://www.bbc.com/future/article/20210914-how-sea-otters-help-fight-climate-change
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