Cnidarians are a group of animals, such as the jellyfish, that are equipped with stinging capsules. These capsules contain neurotoxic harpoons which help the Cnidarians for defense as well as to catch prey.
Cnidarians are a group of animals, such as the jellyfish, that are equipped with stinging capsules. These capsules contain neurotoxic harpoons which help the Cnidarians for defense as well as to catch prey.
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