31. The substrate also adds to the aesthetics of the enclosure and gives the vivarium a more natural feel and look. 32. This vivarium was a practical necessity because of the considerable distance between the Vivarium by Porta Maggiore and the Colosseum. 33. This vivarium was a practical necessity because of the considerable distance between the Vivarium by Porta Maggiore and the Colosseum. 34. Two other Haslam progeny research biologist Simone Haslam Sawyer and Vivarium manager Carlos Haslam are not involved in writing / publishing. 35. Additionally, Hurd composed a piece for piano and electronics entitled " Vivarium ", for pianist Elyse Weakley. 36. Szabo, 52, has 150 poison dart frogs in 50 tanks, called vivariums , in her son's playroom. 37. Epoxy-coated plywood vivariums retain heat better than glass or plastic enclosures and are able to withstand high degrees of humidity. 38. With his son Auguste Dum�ril, also a zoologist, he created the first vivarium for reptiles of the Jardin des Plantes. 39. He was on the Board of the Atari Education Foundation and consulted with Alan Kay's Vivarium Project of Apple Computers. 40. The aquarium ( called Vivarium in Basel ) was opened in 1972 and has had several notable breeding successes through the years.