Question: are there any anacondas in captivity?
Answer: Captive Care of the World's Largest Snake – Keeping the Green Anaconda. For a snake enthusiast such as I, not much can top the thrill of working with Green Anacondas (Eunectes murinus), in the wild and breeding them in captivity. ... However, Anacondas do appear in the trade, and have been successfully kept and bred.