The tentacles are the defense for anemones, containing a poison form called nematocyte.
Tentacles of the
Sea anemone
.
This is the anatomy of a coral polyp
Brittle star
tentacles
.
v
•
d
•
e
Biology
Organisms
Animals
•
Algae
•
Amphibians
•
Bacteria
•
Birds
•
Created kinds
•
Crustaceans
•
Dinosaurs
•
Fish
•
Fungi
•
Humans
•
Insects
•
Mollusks
•
Plants
•
Protists
•
Reptiles
Disciplines
Agriculture
•
Anatomy
•
Baraminology
•
Biologist
•
Biotechnology
•
Botany
•
Cell biology
•
Ecology
•
Epidemiology
•
Embryology
•
Entomology
•
Evolutionary biology
•
Genetics
•
Herpetology
•
Human biology
•
Medicine
•
Microscopy
•
Physiology
•
Taxonomy
•
Virology
•
Zoology
Systems
Auditory system
•
Circulatory system
•
Digestive system
•
Endocrine system
•
Immune system
•
Integumentary system
•
Limbic system
•
Lymphatic system
•
Muscular system
•
Nervous system
•
Olfactory system
•
Reproductive system
•
Respiratory system
•
Sensory system
•
Skeletal system
•
Visual system
Processes
Aging
•
Cell division
•
Cellular respiration
•
Diseases
•
Embryogenesis
•
Gene expression
•
Metabolism
•
Metamorphosis
•
Parasitism
•
Photosynthesis
•
Pregnancy
•
Protein synthesis
•
Reproduction
•
Symbiosis
•
Food chain
•
Categories
•
Portal
•
News
