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The nematocysts are stinging cells of cnidarians located all along the feeding tentacles. These cells are inverted "harpoons" that react physically and chemically to stimuli at a speed of 1/1000th of a sec.
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How do hydra feed?
Hydra feed using stinging nematocysts to catch small aquatic organisms, most commonly, copepods.
What are the external features of hydra?
tentacles, body, basal disk, mouth, nematocysts
Where are nematocysts located?
Nematocysts are located within a capsule in the cell. The capsule has a lid that opens when the nematocyst is discharged.
What does the hydra eat?
Hydra are carnivorous and will eat anything they can manage to catch including single celled animals, small crustaceans, worms, insects, and other tiny animals. They are also reported to eat small fish (fry) in the aquarium. Hydra use their tentacles for catching prey. The tentacles have special cells called nematocysts. To kill their prey, hydra shoot the nematocysts into the prey which paralyzes and kills it.
Where is the constellation hydra located?
the northern hemisphere
Where is the hydra in AQWorlds?
The hydra is located at Lake Bonfire in Chiral Valley. Go to it directly by typing /join hydra in the chat box.If you have already completed the hydra quests, you can use your Book of Lore to go back. Open up the book and select the "Story" tab. Select "Chiral Valley" and then pick "Battle the Hydra" in the second tab.
Where is hydra in aqw?
The hydra is located at Lake Bonfire in Chiral Valley. Go to it directly by typing /join hydra in the chat box.If you have already completed the hydra quests, you can use your Book of Lore to go back. Open up the book and select the "Story" tab. Select "Chiral Valley" and then pick "Battle the Hydra" in the second tab.
What are the stinging cells located on the tentacles of a jellyfish?
Jellyfish sting their prey using nematocysts, also called cnidocysts, stinging structures located in specialized cells called cnidocytes.
What theme park is the hydra roller coaster located?
Dorney park in Allentown PA
Nematocysts are found only in what?
Nematocysts are are only found in the animal phylum Cnidaria, which includes sea anemones, corals, and jellyfish.
What is the scientific name for hydra?
Hydra or Hydra
What do cnidarians use to defend themselves?
cnidarians have stinging cells called nematocysts located on their tantacles
