Abstract: Parthenogenesis occurs across a variety of vertebrate taxa. Parthenogenesis occurs across a variety of vertebrate taxa. The oldest snake ever documented in a zoo was a 47-year-old ball python at the Philadelphia Zoo, Mr. Wanner said, making the St. Louis Zoo’s python now the oldest snake … In squamates (snakes, lizards, and “worm lizards”), it was thought that facultative parthenogenesis happened only in captive females. But a recent study of wild caught copperheads and water moccasins shows that even wild female squamates occasionally in parthenogenetic reproduction. Within squamate reptiles (lizards and snakes), a group for which the largest number of cases has been documented, both obligate and facultative types of parthenogenesis exists, although the obligate form in snakes appears to be restricted to a single basal species of blind snake, Indotyphlops braminus. ... Captive snake … Facultative parthenogenesis (FP)—asexual reproduction by bisexual species—has been documented in a variety of multi-cellular organisms but only recently in snakes, varanid lizards, birds and sharks. By contrast, a number of snake species that otherwise reproduce sexually have been found capable of facultative parthenogenesis. Ball pythons , native to central and western Africa, are known to reproduce sexually and asexually, which is called facultative parthenogenesis and does not require a mate. Folks, Here is a recent paper by Gordon Schuett and myself which reviews parthenogenesis in snakes. https://www.cbsnews.com/news/python-st-louis-zoo-laid-7-eggs-without-male Because the original documentation of this phenomenon Unlike the approximately 80 taxa of unisexual reptiles, amphibians and fishes that exist in nature, FP has yet to be documented in the wild. Abstract. First, she may have reproduced the eggs asexually through a process called facultative parthenogenesis, which a stunning female Komodo dragon named Charlie pulled off earlier this year at the Chattanooga Zoo. Snakes are also known to … Ball pythons , native to central and western Africa, are known to reproduce sexually and asexually, which is called facultative parthenogenesis. parthenogenesis exists, although the obligate form in snakes appears to be restricted to a single basal species of blind snake, Indotyphlops braminus. Parthenogenesis occurs across a variety of vertebrate taxa. Within squamate reptiles (lizards and snakes), agroup for which the largest number of cases has been documented, both obligate and facultative types ofparthenogenesis exists, although the obligate form in snakes … DNA analysis was used to validate evidence for facultative parthenogenesis (where a female reproduced asexually) in a green anaconda at Ueno Zoo, Japan! Unlike the approximately 80 taxa of unisexual reptiles, amphibians and fishes that exist in nature, F … The genetic sampling will show whether the eggs were reproduced sexually or asexually, called facultative parthenogenesis. Within squamate reptiles (lizards and snakes), a group for which the largest number of cases has been documented, both obligate and facultative types of parthenogenesis exists, although the obligate form in snakes appears to be restricted to a single basal species of blind snake, Indotyphlops braminus. Facultative parthenogenesis (FP)-asexual reproduction by bisexual species-has been documented in a variety of multi-cellular organisms but only recently in snakes, varanid lizards, birds and sharks.