Lorraine Bennery / Eastern woolly lemur (Avahi laniger) female and infant huddled in a tree. Anjozorobe Special Reserve, Madagascar, Vulnerable, endemic.

David Pattyn / Eastern woolly lemur (Avahi laniger) in a tree. Andasibe-Mantadia National Park, eatern Madagascar.

Suzi Eszterhas / Eastern woolly lemur (Avahi laniger) group on branch, Andasibe-Mantadia National Park, Madagascar.

Enrique Lopez-Tapia / Eastern woolly lemur (Avahi laniger) with young, Andasibe-Mantadia National Park, Madagascar. Vulnerable species.

Nick Garbutt / Family of Eastern Woolly Lemurs (Avahi laniger) resting in forest understorey. Andasibe-Mantadia National Park, eatern Madagascar.

Nick Garbutt / Eastern woolly lemur (Avahi laniger) sitting in tree, Mantadia National Park, central east Madagascar.

Nick Garbutt / Eastern woolly lemur (Avahi laniger) juvenile, resting on tree trunk, Mantadia National Park, central east Madagascar.

Roland Seitre / Eastern woolly lemur (Avahi laniger) resting in a tree at night, Analamazaotra Reserve, Madagascar.

Roland Seitre / Eastern woolly lemur (Avahi laniger) sitting in a tree at night, Analamazaotra Reserve, Madagascar.