Scavenger: Animal that eats decaying flesh.
Sea anemone: A small sea animal with long, thin, armlike body parts called tentacles, which looks much like a flower.
Second-growth forest: Forest that grows naturally after cutting or a fire.
Seep: A spot where water has oozed to the ground surface and formed a pool.
Setae (sing. seta): Hair-like structures on the arthropod ex-oskeleton.
Silt: Fine, tiny specks of earth that settle out of water or fall to the bottom; also, soil material containing very fine particles of rock.
Span: The spread, or distance between two limits, such as the ends of an insect's unfolded wings.
Species: A group of animals that share many traits and can mate and produce young with one another.
Spawn: To produce or release eggs.
Sperm: The reproductive cells that are made by male animals and that fertilize the eggs of female animals.
Spiracles: Breathing holes on the bodies of many arthropods.
Stationary: Unmoving, fixed in position.
Subphyla (sing. subphylum): The major subdivisions of a phylum.
Subtropics: Regions that border on the tropics.
Suture: A thread, wire, or something similar used to close a wound.
Was this article helpful?