The bootlace worm (Lineus longissimus) is a species of ribbon worm and one of the longest known animals, with specimens up to 55 m (180 ft) long being reported. [1] Its mucus is highly toxic. [2]

May 17, 2022 · Ascariasis (as-kuh-RIE-uh-sis) is a type of roundworm infection. These worms are parasites that use your body as a host to mature from larvae or eggs to adult worms. Adult worms, which reproduce, can be more than a foot (30 centimeters) long.

Mar 11, 2025 · The bootlace worm (Lineus longissimus) is one of the longest known animals, capable of stretching to astonishing lengths. Despite its unassuming appearance, this ribbon worm has unique biological traits that set it apart from other marine invertebrates.

You might not think a worm could be longer than a whale, but allow us to introduce you to the bootlace worm, one of the longest animals on the planet. And, oh and it packs a potent toxin, too.

Ascariasis is an infection in your intestines caused by a roundworm called Ascaris lumbricoides (A. lumbricoides). Like other parasites, these worms use the body of a host (like a human) to mature into egg-laying adults. The more the worms thrive, the more harm they can cause the host. Cleveland Clinic is a non-profit academic medical center.

Mar 27, 2018 · The bootlace worm (Lineus longissimus) -- the longest animal on Earth -- produces a neurotoxin that can kill both crabs and cockroaches, a team of Swedish scientists has discovered.

Jun 27, 2012 · We have received many questions about long, skinny worms, and every time we do our first thought is that the reader has found a horsehair worm (sometimes incorrectly written “horse hair worms”), as horsehair worms are indeed long and skinny.

Apr 4, 2024 · Some of the entities commonly found in stool include worms, mucus, and organisms causing infections such as ascariasis, pinworms, giardia, and toxoplasmosis. For example, the CDC mentions the diagnosis of Trichomoniasis by detecting trophozoites through a microscopic examination of stool.

Oct 18, 2021 · The world’s longest animal is a type of nemertean, or ribbon worm, known as Lineus longissimus – one specimen was measured as 55 metres. This record is contested though, as Lineus only reaches extreme lengths when fully …

Aug 21, 2016 · The longest known worm is the bootlace worm (Lineus longissimus), a kind of ribbon worm or nemertine (Nemertea) found in the shallow waters of the North Sea. A specimen which washed ashore after a severe storm at St. Andrews, Fife, UK, in 1864, measured more than 55 m (ca. 180 ft) in length.