Search results
Results From The WOW.Com Content Network
These sea anemones exclusively reside within the shallow waters of the tropical Indo-Pacific area and are in the main family of sea anemones that hosts several varieties of clownfishes. [1] Most sea anemone species are harmless to humans, but at least some Stichodactyla are highly venomous and their sting may cause anaphylactic shock and organ ...
Sea anemones (/ ə ˈ n ɛ m. ə. n i / ə-NEM-ə-nee) are a group of predatory marine invertebrates constituting the order Actiniaria. Because of their colourful appearance, they are named after the Anemone, a terrestrial flowering plant. Sea anemones are classified in the phylum Cnidaria, class Anthozoa, subclass Hexacorallia.
Metridium farcimen is a large sea anemone, occasionally reaching a height of one metre (39 in) when fully extended. [2] More usually it is 50 cm (20 in) or less in height but is very variable in shape. It can retract its tentacles and form a ball up to 25 cm (10 in) in diameter. The column is slender, smooth and studded with acontia.
Bennett had stumbled on a rare and “highly venomous” species of sea anemone: Dofleinia armata, also known as the armed anemone or striped anemone, she wrote in a Feb. 11 Facebook post.
The sea anemones used are small and seldom exceed a column height of 8 mm (0.3 in). If it loses one of its anemones, the crab can tear the other one in half, after which each part grows into a new individual. The crab also uses the anemones to immobilise and capture prey on its behalf. The sea anemones seem unharmed by being used in this way ...
Located along the eastern coast of the U.S., with a few introduced populations scattered along the western U.S. coast and the southeast coast of Britain, this sea anemone is a member of the sea ...
Sea anemones, close relatives of jellyfish, “fill the role of large sit-and-wait carnivores on the deep sea floor, catching small swimming animals in their tentacles,” she added ...
A cnidocyte (also known as a cnidoblast) is an explosive cell containing one large secretory organelle called a cnidocyst (also known as a cnida (pl.: cnidae)) that can deliver a sting to other organisms. The presence of this cell defines the phylum Cnidaria (corals, sea anemones, hydrae, jellyfish, etc.). Cnidae are used to capture prey and as ...