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What are nudibranch? Only some of the most colorful sea creatures on Earth! These marine mollusks boast a variety of unique shapes and colors, and they live anywhere in the world's oceans, from the tropics to Antarctica. There are many different types of nudibranchs, some no longer than an inch, and some as long as two feet! Some use toxic appendages to defend themselves, while others use camouflage. Some even make their own chemicals to keep predators at bay. Why do nudibranchs have these defenses? Because they are naked! Nudibranch means "naked gills," so named for their soft bodies and their exposed gills, which sit atop their backs. While common to the ocean, these unusual creatures can be spotted on underwater dives.

In 2–3 sentences, summarize the information in the paragraph.

Nudibranchs are colorful marine mollusks found in oceans worldwide. They come in various shapes and sizes and use different defense mechanisms such as toxic appendages, camouflage, and chemical production. They have soft bodies with exposed gills, which is why they are called "naked gills."

Nudibranchs are colorful marine mollusks found in oceans worldwide. They come in various shapes and sizes, with some having toxic defenses and others using camouflage or producing chemicals. They are called "nudibranch" because of their soft bodies and exposed gills.

Nudibranch are colorful marine mollusks found in oceans around the world. They have unique shapes and colors, ranging in size from less than an inch to up to two feet. Nudibranchs have a variety of defense mechanisms such as toxic appendages, camouflage, and producing their own chemicals to deter predators.