The longest species of worm of any kind is the bootlace worm (Lineus longissimus), a species of nemertean or ribbon worm, inhabiting shallow waters of the North Sea.In 1864, following a severe storm at St Andrews in Fife, UK, a record-breaking specimen was washed ashore, and was found to measure over 55 m (180 ft) long. See related link for more detail.. The longest species of worm of any kind is the bootlace worm (Lineus longissimus), a species of nemertean or ribbon worm, inhabiting shallow waters of the North Sea. See related link for more detail.. In this article, discover the 11 longest-lived members of various animal families, in order of increasing life expectancy. In August 2013, researchers reported evidence of endoliths in the ocean floor, perhaps millions of years old, with a generation time of 10 millennia. By Michelle Bryner 23 August 2010. The longest animal in the world is the bootlace worm, it can be found along the coast of Britain. We humans like to pride ourselves on our long (and getting longer all the time) life spans, but the surprising fact is that, in terms of longevity, Homo sapiens have nothing on other members of the animal kingdom, including sharks, whales, and even salamanders and clams. What is the longest animal ever? In order to find the 50 longest living animals in the world, 24/7 Wall St. reviewed data in the Human Ageing Genomic Resources database collection -- specifically, the AnAge animal … In 1864, following a severe storm at St Andrews in Fife, UK, a record-breaking specimen was washed ashore, and was found to measure over 55 m (180 ft) long. List of longest-living organisms Microorganisms. Guinness World Records has records for everything from the largest dinosaurs and nature’s fastest and deadliest beasts, to skateboarding dogs, furry felines, leaping llamas and phenomenal farm animals. When digging down the history of Earth, we can see some animal species manage to thrive upon THE different geological time span of Earth, developed before million of years ago. The 10 Longest Animals in the Ocean. Some endoliths have extremely long lives. For over a century, Paraceratherium – a 26-foot-long, 15 ton, hornless rhino – has been cited as the biggest of the big beasts. These are slowly metabolizing, not in a dormant state. The longest specimen on record which was measured in Scotland in 1864 had a length of 55 meters. Evolution of animals merely depends upon environmental conditions of Earth. This species of jellyfish might be the only animal in the world to have truly ... 11 animals that live the longest. So next time you see a looping tangle of worm at the seaside, remember it could be the longest animal in the world. What is the largest animal in the world? Though the Galapagos tortoise is perhaps better known, in another part of the world, the Seychelles’ Aldabra tortoise tends to survive even longer, often making it past age 150. They makes second longest migration among mammals, will travel 21000 kilometers every year. Animals living under natural conditions rarely approach their maximum possible age because of very high death rates due to infant mortality, diseases, predators, bad weather, habitat destruction, or competition for food and shelter. Here the list of top 10 oldest animal species on Earth. They can be found in two different species the African bush elephant and the smaller African forest elephant. Follow BBC Earth on Facebook, Twitter, and Instagram. In the list of the Top 10 Most Longest Living Animals In The World, African Elephant is at no 6.This is the 6th Most Longest Living Animal In The World and also on our list. What is the largest mammal to ever walk the earth? Shares. Blue Whale. What's the Biggest Animal in the World? The longest animal in the world is the bootlace worm, it can be found along the coast of Britain. The longest known animal in the world is the Bootlace Worm. According to the new study, the blue whale has the lengthiest body among all the different whale species. The world’s longest animal in the ocean is the lion’s mane jellyfish, based on the new study. On basis of every species lifespan living on this planet below is the list of top 10 animals which has the longest lifespan. It can be found along the coasts of Britain. bowhead whales. Like other strong migratory animals elephant seals also uses magnetic field to … Blue whales can grow to 100 feet (30.5 meters) long and weigh about 400,000 pounds (181,437 kilograms). Although this creature usually has only a 5-10 mm in width, it can grow enormously as long as 60 meters. The scientific name of this animal is Loxodonta. The longest-living rockfish, the rougheye, is even more impressive, boasting an average lifespan of 140 years old. During the long journey they spend most of time in depth of ocean and return to exact location from where they started. Which animal is the longest? n 1864 a specimen washed ashore in the aftermath of a severe storm by St Andrews, Scotland, which was more than 55 m (180 ft) long longer than the longest known Lion’s mane jellyfish, the animal which is often considered to be the longest in the world. Next up on the list is the sperm whale, measuring 78.74 feet. Find out more about these incredible records and stories in two dedicated animal record books: Wild Things and Amazing Animals.