... (plural: cnidae), is clothed with highly specialised stinging cells called
cnidocytes. ... The cells making up these two body layers are relatively simple. ...
Within two minutes, the tentacles ...
Cnadrians are another group of sea animals that have tentacles. This phylum ...
All cndarians have stinging cells called nematocytes that they use to envenomate
prey or protect themselves. ... How to Identify a Gulf Hammock Rat Snake ...
Sea anemones and corals have the polyp form, while jellyfish are typical
medusae. ... small (or thin) organisms (ones which have a large surface area
compared to their volume) ... The tentacles are covered with stinging cells (
If disturbed, a hydra will contract its body and tentacles, so that it now resembles
... They have a number of different types of stinging cells, called nematocysts, on
These stinging cells are used to capture and subdue prey. ... A Cnidarian can
have one of two basic body types, polypoid or medusoid. ... In the Medusoid form,
the organism is essentially upside-down, with the mouth and tentacles generally
Classification depends on the structure of the eggs and stinging cells (see below)
. All of these species have tentacles that are similar in length to the column or
somewhat shorter. .... Identify the two major tissue layers - ectoderm and
endoderm. ... Algae - large group of plant-like organisms that carry out
photosynthesis but ....
It includes aquatic organisms such as jellyfish, sea anemones, corals, and hydras
. ... Cnidarians feed using tentacles that are embedded with stinging nematocysts
. ... Anthozoans tend to have more highly developed contractile cells (cells ...
Sponges are asymmetrical aquatic animals that have a variety of colors, shapes,
and sizes. Many are ..... stinging cells an advantage for a sessile organism?
But jellyfish are also harbingers of pollution that kills other marine organisms. ...
With about 200 species world-wide, one could easily learn to identify them. ... All
cnidaria have stinging cells adapted to stun and catch prey (see box). ... The
slightly stinging purple jellyfish, Pelagia noctiluca has only few catch tentacles
www2.hendrix.edu/biology/dearolf/Zoology Manual chap3&4 - Secured.pdf
Cnidocytes, or stinging cells, are the distinctive characteristic of. Phylum Cnidaria
.... tentacles, is free swimming, and has a much thicker mesoglea. Look at the
slide ..... Be able to identify the organism and know it is a pseudocoelomate.