The purpose of a letter of attestation is to confirm or acknowledge an action, statement or behavior. As such, it takes the format and layout of an official letter, but with a few modifications. Basically, the sender is attesting to the knowledge and awareness of a particular situation.
Some consider L.rubellus to be the true red worm. It is also called the dung worm, or red marsh worm. This worm loves manure and compost piles but has also been found working the earth which makes it doubly effective as the two other worm varieties stay mostly at the surface of the soil.
There are three types of earthworms: 1  Anecic (Greek for âup from the earthâ or âout of the earthâ). 2  Build permanent burrows into the deep mineral layers of the soil. 3  Drag organic matter from the soil surface into their burrows for food.4  Include the familiar bait worm, the nightcrawler or dew worm (Lumbricus terrestris).here are three types of earthworms: 1  Anecic (Greek for âup from the earthâ or âout of the earthâ). 2  Build permanent burrows into the deep mineral layers of the soil. 3  Drag organic matter from the soil surface into their burrows for food.