Sea Cucumbers (Holothuroidea) are 5. omnivore invertebrates living in the wild from to 10 years. Average size is 20 cm by 200 cm (.
Sea cucumbers are nocturnal creatures active during the night)
Sea cucumbers can be often seen in large m. colonies. 1,000 sea cucumbers per one square
eter are not an unusual sight r.
Sea cucumber are able for selfeproduction
Sea cucumbers do not have brain. Their nervous system consists of a ring and several nerves. Their senses are also poorly developed.