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These anemones have a stem which extends through the mud up to one meter in length, making the anemone stationary. Each anemone has up to 200 tentacles which are white, or white and brown-striped in colour, and span up to 30 cm in length. They have weak nematocysts. When disturbed, the tentacles curl up into spirals rather than retracting. [1]
Eisenia fetida, known under various common names such as manure worm, [2] redworm, brandling worm, panfish worm, trout worm, tiger worm, red wiggler worm, etc., is a species of earthworm adapted to decaying organic material. These worms thrive in rotting vegetation, compost, and manure. They are epigean, rarely found in soil.
Chordodes formosanus is a horsehair worm that has the praying mantis as its definitive host. Horsehair worms are obligate parasites that pass through different hosts at various stages. These worms can grow up to 90 centimetres (35 in) long and can be extremely dangerous for their host, especially the praying mantis. [1] [2]
It has around 120–170 segments, often 135–150. The body is cylindrical in the cross section, except for the broad, flattened posterior section. Head end dark brown to reddish brown lateral, dorsal pigmentation fading towards the back. [1] The worm has a hydrostatic skeleton and moves by longitudinal and circular muscular contractions.
Lumbricus rubellus is usually reddish brown or reddish violet, iridescent dorsally, and pale yellow ventrally. They are usually about 25–105 mm in length, and have around 95-120 segments. Lumbricus castaneus varies from chesnut to violet brown; brown or yellow ventrally, and has an orange clitellum. They are usually about 30–70 mm long, and ...
The clam worm can reach up to 15 centimetres (6 in) in length, but most specimens are smaller than this. It is brown colored at the rear, and reddish-brown on the rest of its body. It has an identifiable head with four eyes, two sensory feelers or palps, and many tentacles. The head consists of two segments: the anterior and posterior prostomium.
The two worms exchange sperm. Both worms may secrete cocoons that contain an egg each. These cocoons are lemon-shaped and are pale yellow at first, becoming more brownish as the worms inside become mature. These cocoons are clearly visible to the naked eye. Statistics. From egg to sexual maturity is about 20 weeks.
Amynthas agrestis, the Asian jumping worm, [note 1] is a species of worm in the family Megascolecidae. [1] It has a smooth, glossy, grey or brown body with a milky-white clitellum, [2] and can range from 1.5 to 8 in (3.8 to 20.3 cm) in length. [2]
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