Neil Aldridge / White rhinoceros (Ceratotherium simum) mother and calf, prepare to leave a boma - a secure enclosure - in the Okavango Delta in northern Botswana after being translocated from South Africa as part of...

Neil Aldridge / Blindfolded and tranquilised adult White rhinoceros (Ceratotherium simum) with a tracking tag lies and recovers in the Okavango Delta, northern Botswana, following a translocation operation that invol...

Neil Aldridge / Team of vets and conservation staff move a sedated White rhinoceros (Ceratotherium simum) into a comfortable resting position in a secure enclosure known as a boma during a translocation operation to...

Neil Aldridge / A young White rhinoceros (Ceratotherium simum) leaves a secure enclosure known as a boma in the Okavango Delta, northern Botswana, after being translocated from South Africa as part of efforts to rebu...

Neil Aldridge / Black rhinoceros (Diceros bicornis) stands in evening light on Chief's Island in Okavango Delta, Botswana,. This rhino was released in the Okavango Delta as part of efforts to rebuild the rhino popula...

Jabruson Motion / Conservation workers carrying a sedated Sumatran orangutan (Pongo abelii) towards vehicles and a transport box, part of a relocation programme, Sei Serdang, Prima, Batang Serangan, Langkat, North Suma...

Laurent Geslin / Young male European lynx (Lynx lynx) running after release in Jura Mountaiins, Geneva canton, Switzerland, May 2013.

Laurent Geslin / Vet and KORA team putting a radio collar on wild European lynx (Lynx lynx) for translocation to Kalkalpen National Park, Austria from Switzerland. May 2011.

Laurent Geslin / Conservationists releasing radio collared wild European lynx (Lynx lynx) from Switzerland into Kalkalpen National Park, Austria, March 2013.

Laurent Geslin / European lynx (Lynx lynx) emerging from crate during translocation from Switerland to Kalkalpen National Park, Austria. May 2011

Cyril Ruoso / African elephant (Loxodonta africana) hanging upside down, during translocation by Kenya Wildlife Service, due to over population, Mwaluganje Reserve, Kenya. October 2006.

Nick Upton / Forest of Dean interior, with a mix of deciduous and coniferous trees, close to sites for Pine Marten (Martes martes) releases by the Forest of Dean and River Wye Pine Marten Projectt, Gloucestershire...