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The zebra crab, Zebrida adamsii, is a parasite of flower urchins. The commensal alpheid shrimp Athanas areteformis, can sometimes be found living among the spines of flower urchins (as well as burrowing urchins and collector urchins). [32] The intestines of flower urchins can also serve as habitats for the commensal flatworm Syndesmis ...
Toxopneustes is a genus of sea urchins from the tropical Indo-Pacific.It contains four species.They are known to possess medically significant venom to humans on their pedicellariae (tiny claw-like structures).
Toxopneustes roseus is similar in appearance to the more widespread flower urchin, Toxopneustes pileolus. It can be distinguished by having a rigid "shell" ( test ) that is a solid pink, red, or purple in color, in contrast to the variegated coloration of the test of Toxopneustes pileolus .
Flower urchins may refer to: Toxopneustes pileolus, a venomous species of sea urchin from the tropical Indo-West Pacific; Members of the genus Toxopneustes in general
Pedicellaria of Acanthaster planci Generalized pedicellaria of an (a) asteroid and (b) echinoid. A pedicellaria (pl.: pedicellariae) is a small wrench- or claw-shaped appendage with movable jaws, called valves, commonly found on echinoderms (phylum Echinodermata), particularly in sea stars (class Asteroidea) and sea urchins (class Echinoidea).
72 Dangerous Animals: Asia is a 2018 Australian nature documentary exploring Asia's most deadly animals, starring Bob Brisbane, Bryan Grieg Fry and Romulus Whitaker [1] Premise [ edit ]
The hooded pitohui.The neurotoxin homobatrachotoxin on the birds' skin and feathers causes numbness and tingling on contact.. The following is a list of poisonous animals, which are animals that passively deliver toxins (called poison) to their victims upon contact such as through inhalation, absorption through the skin, or after being ingested.
California sheephead are ecologically valuable as keystone predators on purple sea urchins and red sea urchins, keeping them from overgrazing kelp forests. [21] Thus, where they are present, sheephead contribute to the growth and biodiversity of kelp forests, and the corresponding increase in populations of other commercially valuable fish ...