The most common sea animals are those without a backbone, such as jellyfish and shrimp. There are thousands of species of ...

10 Fun Facts About Jellyfish Jellyfish, the wobbly wonders of the ocean, often astound with their unique shapes, sizes, and stings. Learn more about these marine marvels as we dive deeper into the ...

a girl exclaims. “I think they’re just mesmerizing,” Jennie Janssen, the assistant curator who oversees the care of the aquarium’s jellyfish, tells me. “They don’t have a brain, ...