What is the prettiest jellyfish?

It's impossible to say definitively which jellyfish is the "prettiest" as beauty is subjective. Different people find different things appealing! However, some jellyfish are often cited for their beauty, including:

* Lion's Mane Jellyfish: With its long, flowing tentacles and reddish-brown color, it's often considered a captivating sight.

* Flower Hat Jellyfish: This jellyfish, with its bell shaped like a flower and its colorful tentacles, is known for its beautiful appearance.

* Box Jellyfish: Despite its dangerous nature, the box jellyfish can be stunning with its translucent, cube-shaped bell and its intricate patterns.

* Moon Jellyfish: These jellyfish, with their white, saucer-shaped bells and their delicate tentacles, are often admired for their simplicity and elegance.

* Pink-Striped Jellyfish: These jellyfish, with their pink and white striped bells and their long, flowing tentacles, are known for their unique and colorful appearance.

Ultimately, the prettiest jellyfish is the one that you find most appealing!