cnidarian

"In the aquarium, the hydras, tiny, tube-shaped creatures with tentacles, clung to the glass and waited to catch small food particles floating by. "

"The jellyfish washed ashore near the beach where the children were playing. "

"The garden was bright with colorful anemones blooming in the spring. "

"My formerly quiet neighborhood is now very busy with new construction. "

"The reasons are various."

"While snorkeling, we saw many ctenophores shimmering in the sunlight, their comb-like cilia reflecting rainbow colors as they floated through the water. "

"While swimming in the ocean, we saw many jellyfish, which are a type of cnidaria. "

"The earthworm is an invertebrate because it does not have a backbone. "

"My favorite weekend activity is swimming. "

"A cat is an animal, not a plant. Humans are also animals, under the scientific definition, as we are not plants."

"Hey, beautiful!"

"Divers found several large sponges attached to the coral reef, filtering seawater for food. "