Jerusalem Biblical Zoo Reproduction Management Institute for Zoo Biology and Wildlife Research of Berlin, zoo veterinarians impregnated one of their female elephants, Tamar, with sperm obtained from Emmett, a bull elephant in the Whipsnade Animal Park, Bedfordshire, England. On 10 December 2005, Gabi's six-hour birth was viewed by over 350,000 people in 108 countries via live streaming on the zoo's website. The zoo has also pioneered the use of animal birth control. It was the first to use a dart gun to implant a slow-release hormone into the thigh of a female giraffe; she is the daughter of the zoo's bull giraffe, and
Louisville Zoo zoo added a bachelor group of seven vampire bats obtained from the Philadelphia Zoo. And another 10 males from the Sedgwick County Zoo were added to the group in late May 2006. Eventually the exhibit will house around 40 bats. The exhibit is designed to look like an old mine shaft. Zoo guests can get an up-close view of the bats flying, eating and raising families. The zoo has a distinctive zoological exhibit called "Islands", which is the first exhibit in the world that uses a system of rotating a variety of animals into one exhibit. This way, the animals