Initial estimates of this giant shark were 80 to 100 feet in length!
More recent estimates figure him to be 40 to 50 feet long and weighing 48 tons!
The largest paper wasp nest ever recorded was found in New Zealand and measured over 11 feet long and 8 feet wide.
Largest Goldfish ever found has a size of 19 inches. See the related links.
Scientist have found that the worlds largest octopus was 13 feet long that they found lurking through the depths.
The largest Timber Rattlesnake ever recorded was 74.5 inches
To my knowledge, the largest burmese python ever recorded is the female burmese python located at the Serpent Safari park in Geneva, IL. According to the park, she is 26ft and approximately 430lbs.
The largest scorpion ever found is the Emperor scorpion (Pandinus imperator), which can grow up to 9 inches (23 centimeters) in length. These scorpions are native to Africa and are known for their impressive size and striking appearance.
the largest mink ever was 12.7 cm.
The largest oarfish ever recorded was around 36 feet (11 meters) long. These deep-sea creatures are elongated, silvery fish that can grow to impressive lengths.
The largest prehistoric animal ever was the Basilosaurus which was a 59 foot whale. The largest crocodilian was the 39 foot long Sarcosuchus Imperator.
The largest meteorite ever found is a 66-ton iron meteorite called `Hoba`, found In 1920 by a farmer was plowing a field near Grootfontein, Namibia. It is also the largest piece of iron ever found near Earth's surface. It is tabular in shape and about nine feet long, nine feet wide and about three feet thick. It was given the name "Hoba" because it was discovered on a farm named "Hoba West".
Nobody will ever know because its already extinct but I'd say around 150 years.
The Spinosaurus was the largest carnivore to ever live. It is thought to have been around 49 feet long and weighed 6 tons.