kolkata alipore zoos tryst with new guests is far from over more good news is in store for the visitors who will take a first look at the grey kangaroos jaguars asiatic lions and mouse deer on fridayfor the first time in its history the alipore zoological gardens will house anacondastalking to toi alipore zoo director a k samanta said that they will get 2 pairs of yellow anacondas from the madras crocodile bank in another four months time they will donate us the anacondas in return we will donate them 4 banded kraits and four monocled cobras samanta added of the 4 extant species of anacondas found the yellow anaconda is one of the largest species of snakes in the world but much smaller in size than its cousin the green anaconda a semiaquatic species adults attain an average size of around 1012 ft in length the females grow larger than malessamanta said that they had first placed the proposal with the madrasbased reptile zoo and herpetology research station they had approved it earlier but we received the nod from the central zoo authority recently he addedbut visitors will have to wait for at least three to four months to get a glimpse of the snakes we have plans to develop separate enclosure for the anacondas adjacent to the reptile house we are planning to start its construction work in january we are likely to procure it from the madras crocodile bank in marchapril samanta saidadult yellow anaconda may weigh between 3050 kilos the snake is viviparous gives live birth to young snakes by nature and belongs to the family of snakes known as the boas boidae family it was first described from rivers of paraguay the snake is native to bolivia paraguay s western brasil and n e argentinaherpetologist anirban chaudhuri said this giant nonvenomous snake is a constrictor like the pythons in nature it is known to feed on fish amphibians capybara and even other snakes in captivity it is known to thrive well on rodent diet yellow anacondas are known to live up to 20 years in captivity it would be treat for many to see such an animal up close in alipore zoo the species is currently not listed under iucn red list but categorized in appendix ii of cites