Tamarin Trust’s founder, Dom Wormell, has been working for the conservation of tamarins in Colombia for two decades. Here he describes what he experienced in a trip to the country in September 2025, and how it contrasts with what he found on his first visit. “More than twenty years ago, I found myself in a Read more

The golden-headed lion tamarin or Bahian lion tamarin, Leontopithecus chrysomelas, is one of the 17 endangered primate species endemic to the Brazilian Atlantic Forest. The species is in the National Action Plan for Atlantic Forest Primates and the Maned Sloth. Its habitat is fast disappearing with the expansion of cattle ranching and urban areas eating into the Read more

Gale Glendewar works with Tamarin Trust to facilitate and teach workshops on the conservation management of marmosets and tamarins. She has worked for over 20 years with many mammal species, particularly those that need conservation assurance populations in captivity, and has taught on a series of workshops in Colombia and Brazil, mostly recently with Tamarin Read more

Following the rescue centre conference in Brasilia, we travelled to Bahia to visit Leonardo Carvalho Oliveira and Danilo Simonini, who are actively involved in the conservation of golden-headed lion tamarins (Leontopithecus chrysomelas) in Ilhéus. This species is endangered, and their situation mirrors that of many others: over 40% of their habitat has been lost in Read more

It was a great honour for Tamarin Trust to be invited by IBAMA, the Brazilian Institute of the Environment and Renewable Natural Resources, to participate in its National Rescue Centre Conference in Brasília in August. Our invitation came through Taiana Beskov Barros, a coordinator and analyst for rescue centres, who attended the workshop we ran Read more

The Tamarin Trust is partnering in a new conservation initiative focused on the endangered golden-headed lion tamarin in the Brazilian state of Bahia. This comes in response to an escalating crisis, as rapid agricultural, urban expansion and road development continue to fragment the tamarins’ natural habitat. Much of its forest habitat is being converted into Read more

We’re thrilled to share wonderful news from the Mountain Marmoset Conservation Programme: the team is receiving a brand-new 4×4 vehicle. This much-needed upgrade will transform their ability to reach some of the most remote and rugged areas of south-eastern Brazil—critical habitats for the buffy tufted-ear marmoset and the buffy-headed marmoset. These elusive and highly threatened species are now Read more

Tamarin Trust recently collaborated with the Brazilian National Primate Centre and ICMBio to run the sixth Callitrichid Conservation Husbandry Workshop in Belém, Brazil. This inspiring event brought together long-standing colleagues and new voices alike, all united by a shared commitment to protecting Brazil’s most endangered marmosets and tamarins. Many thanks to Universeum Science Park in Sweden for Read more

Tamarin Trust is very excited about returning to Brazil for the next Callitrichid Conservation and Husbandry Workshop that is taking place in Belem in May. We will be helping ICMBio (the Brazilian government agency for the environment) to run the workshop. Many thanks to Universeum, in Sweden, for co sponsoring the event. Black tamarin (Credit: Read more

The beautiful golden-headed lion tamarin (Leontopithecus chrysomelas) is one of the four lion tamarin species found in Brazil. It lives only in the severely threatened Atlantic coastal forests in the state of Bahia. Only 10% of the original forest remains, with obvious consequences for the golden-headed lion tamarins.  Understanding how the golden-headed lion tamarin uses Read more