They have been used medicinally for thousands of years, and are still sometimes used by modern doctors to treat blood clots and similar problems. They are … The most popular species of leeches is Hirudo medicinalis, better known as medical leech. Body is flat with pentamerous disc; They possess a long arm which is sharply demarcated from the central disc. Annelids are bilaterally symmetrical. Although there are roughly 300 distinct octopus species -- from the tiny 3/8-inch Californian octopus to the giant Pacific octopus that can measure up to 30 feet -- they all have certain characteristics in common. Join now. They differ in size, type of diet and habitat. Some of the Characteristics of a butterfly are as follows: * A butterfly's pupa is called a chrysalis. Earthworms are made up of many small segments known as ‘annuli’. It ranges from 50 to 300um in size which varies from species to species. * The antennae (or feelers) of a butterfly are thin and slender, with a club shape at the end. Octopuses are a variety of cephalopod. Secondary School. He was a rare mutant whose physical mutation became apparent before reaching puberty. In order to simplify matters, naturalists have proposed a "hypothetical ancestral mollusk" that displays most, if not all, of the characteristics of modern mollusks, including a shell, a muscular "foot," and tentacles, among other things. Scientifically speaking, they all come under the Animal Kingdom under phylum Arthropoda.. Also, they exhibit organ system grade of organisation, showing organ differentiation. It's well known that too much salt can have damaging effects on living cells, which is why so many Americans are on low-sodium diets. Join now. Leeches are types of worms. Leech Breeding: We have the licence for the produktion, marketing and distribution of leeches as a pharmaceutical product. They possesses tube feet without sucker Find an answer to your question give genral characteristics, classification of leech 1. However, once a symmetrical sail has wind blowing along its surface, whether on a reach or close-hauled, the windward leech … Did you know this about Honey Bees? Leech was found by the Morlocks and raised as part of their underground community in The Alley. These annuli are ridged and covered in minute hairs that grip the soil allowing the worm to move as it contracts its muscles. One fifth of all leeches live in the sea, while certain species live attached to the forest vegetation. Log in. Some prominent ones include insects, spiders, ants, bees, crabs, shrimps, millipedes, centipedes etc. There are over 650 species of leeches. They have a long and segmented body. Body is flat with pentamerous disc; They possess a long arm which is sharply demarcated from the central disc. Bees have 5 eyes Bees have been here around 30 million years Bees can fly at a speed of 20 miles per hour Bees are insects, so they have 6 legs An average beehive can hold around 50,000 bees Male bees in the hive are called drones Female … Leech – The aft (back) edge of a fore-and-aft sail is called the leech (also spelled leach). 5 points Give genral characteristics, classification of leech Ask for details ; Follow Report by Shreya6236 29.08.2019 Log … The success of the arthropods can mainly be attributed to the presence of exoskeleton, … Leeches usually inhabit marshes, rivers and ponds. Biology. The anticoagulant ingredient in leech saliva, called hirudin, was isolated in the laboratory during the 1950s and … Some prominent ones include insects, spiders, ants, bees, crabs, shrimps, millipedes, centipedes etc. However, the problem of excess salt is more immediate for leeches because their skins are permeable; unlike ours, they allow the free passage of moisture.