Monkeys in labs. Jun 9, 2025 · Why are monkeys still used in labs? Tens of thousands of monkeys, primarily macaques and marmosets, are used in research and testing worldwide, with around 3, 000 monkeys used in the UK annually. Babies born in laboratories are forcibly torn from their screaming mothers and permanently separated from them—usually within three days of birth. S. Numerous Fortrea primate-testing lab, Vienna, Virginia, 2004–05 Most of the NHPs used are one of three species of macaques, accounting for 79% of all primates used in research in the UK, and 63% of all federally funded research grants for projects using primates in the U. How Primates End Up in Laboratories Primates abused in experiments are bred in government or commercial facilities, born in laboratories, or captured in the wild in countries such as China, Cambodia, and the island of Mauritius. [25] Lesser numbers of marmosets, tamarins, spider monkeys, owl monkeys, vervet monkeys, squirrel monkeys, and baboons are used The hope is that with more labs favorable to and supportive of the retirement of research monkeys, more money will be donated to sanctuaries, allowing for creation of more available space. Monkeys are very intelligent and sensitive animals, which is why they are protected by stricter regulations than other species and can only be used when it is absolutely necessary. But vaccine developers and some researchers say it saves human lives. Why do some research monkeys have cranial implants? Cranial implants, sometimes known as head posts, are required for monkeys which are used in some neurological Feb 11, 2022 · Using monkeys for biomedical experiments sparks ethical and scientific criticisms. Nov 2, 2018 · The total number of monkeys in labs—which also includes those bred in colonies and those not currently being used in research—has remained fairly steady for the past decade, with about 110,000 recorded last year (see second graph, below). . xvbadzbiupaxbfzddcjrgekkyztqfskuvhpymanfegxkerulyjecehtncxfkp