sentences:  Reticulated pythons with lengths more than are rare, though according to the "Guinness Book of World Records", it is the only extant snake to regularly exceed that length.One of the largest scientifically measured specimens, from Balikpapan, East Kalimantan, Indonesia, was measured under anesthesia at and weighed after not having eaten for nearly 3 months.The specimen once widely accepted as the largest-ever "accurately" measured snake, that being Colossus, a specimen kept at the Highland Park Zoo (now the Pittsburgh Zoo and PPG Aquarium) in Pittsburgh, Pennsylvania, during the 1950s and early 1960s, with a peak reported length of from a measurement in November 1956, was later shown to have been substantially shorter than previously reported.