2024年9月8日 · Sea cucumbers are a class of echinoderms, the Holothuroidea. They have a longish body, and leathery skin. Sea cucumbers live on the floor of the ocean. Most sea cucumbers are scavengers. There are about 1500 species of sea cucumbers. Sea cucumbers have a unique respiratory system, and effective defences against …

Sea cucumbers are animals that live in all the world’s oceans. They are found mostly in shallow water. But some can be found in the deep ocean. They are called sea cucumbers because of their cylindrical shape and the presence of bumps all over their bodies. There are about 1,200 species, or types, of sea cucumbers.

Sea Cucumbers live on coral reefs but also in the deep sea. In depths of 4-5.5 miles (8-9 km), sea cucumbers make up about 90% of the “biomass” (= mass/amount of living creatures per sector). The red strawberry sea cucumber lives in groups of up to 93 animals per square feet (1,000 animals per square meter).

2010年9月10日 · Sea cucumbers might look like the lumpy cylindrical vegetable but these bizarre animals are echinoderms —an invertebrate like starfish, sea urchins, and feather stars. There are around 1,200...

Sea cucumbers are echinoderms, related to sea stars and sand dollars, with more than 1,400 species around the world. They live in salt water, at all depths, but they particularly enjoy coral reefs.

Sea cucumbers are a class of echinoderms, the Holothuroidea. They have a longish body, and leathery skin. Sea cucumbers live on the floor of the ocean. Most sea cucumbers are scavengers. There are about 1500 species of sea cucumbers. Sea cucumbers have a unique respiratory system, and effective defences against predators. The Chinese people eat ...

Sea cucumbers are primitive, undersea animals that resemble garden cucumbers. They are found in all oceans, mostly in shallow water. The soft, cylindrical body varies in length from about 3 / 4 inch to 6 1 / 2 feet (2 to 200 centimeters). Most species have five rows of tube feet that run the length of their bodies.

2012年5月31日 · The sea cucumber is a long, cylindrical invertebrate. It doesn’t have arms; instead it has five double rows of tube feet along the length of its body. The sea cucumber also has spines on its skin. Most are black, green, or brown. It has ten tentacles surrounding its mouth. Fun Facts. The largest sea cucumber measured 6.5 ft (2 m) long.

Sea cucumbers belong to the group of animals called echinoderms. Their closest relatives are starfish and sea urchins. There are over 1250 species of sea cucumbers that can be found in oceans throughout the world. Sea cucumbers usually live on the sea floor. Only few species live near the surface of the water.

2020年11月5日 · Sea cucumbers get their name from their unique oblong shape that looks similar to a fat cucumber. However, unlike the firm shape of the cucumber vegetable we’re all familiar with, sea cucumbers are soft-bodied. Small sea cucumbers measure 0.12 inches while larger sea cucumbers can grow up to 3 feet long. DIET AND FEEDING