This is a Pacific nettle at the Aquarium of the Pacific in Long Beach. It’s what I would have called a jellyfish in my youth, but apparently they are now called sea jellies. Live and learn.

October 5, 2019 — Aquarium of the Pacific, Long Beach, California

We Recommend

Latest

Sign up for our free newsletter

Subscribe to the Mother Jones Daily to have our top stories delivered directly to your inbox.

Get our award-winning magazine

Save big on a full year of investigations, ideas, and insights.

Subscribe

Support our journalism

Help Mother Jones' reporters dig deep with a tax-deductible donation.

Donate