Sea cucumber
| Scientific Classification | Animalia, Echinodermata, Holothuroidea |
| Body Shape | Elongated, cylindrical body |
| Size | Varies by species, typically 10 to 30 cm, some can reach up to 3 meters |
| Color | Varies by species, includes shades of brown, red, black, green, and white |
| Skin Texture | Soft, leathery, often covered with tube feet or papillae |
| Tube Feet | Present, used for locomotion and feeding |
| Mouth | Located at one end, surrounded by tentacles |
| Tentacles | Usually 10-30, used for feeding, can be branched or feather-like |
| Anus | Located at the opposite end of the mouth |
| Respiratory System | Breathe through a pair of respiratory trees connected to the anus |
| Digestive System | Complete, with a mouth, stomach, intestines, and anus |
| Reproductive System | Mostly dioecious, external fertilization, some hermaphroditic |
