Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) mother, twenty-three years old, holding less than one day old newborn, Gombe National Park, Tanzania

Fiona Rogers / Eastern chimpanzee (Pan troglodytes schweinfurtheii) alpha male 'Ferdinand' aged 20 years, females Nuru' aged 22 years and 'Nasa' aged 24 years calling. Gombe National Park, Tanzania. June 2012.

Anup Shah / Eastern chimpanzee (Pan troglodytes schweinfurtheii) female 'Gremlin' aged 41 years grooms her daughter 'Golden' aged 14 years while their infants 'Gizmo' aged 3 years and 'Glamma' aged 9 months sit b...

Mark Taylor / Golden Cocker Spaniel dog, Henry, age 3 years, jumping up.

Niall Benvie / Queen Mary's Tree, a veteran Sweet chestnut (Castanea sativa) over 600 years old, Cumbernauld, Scotland, UK, July.

Niall Benvie / The Birnam Oak, an ancient English oak tree (Quercus robur) nearly 1000 years old, Perthshire, Scotland, UK, July.

Anup Shah / Eastern Chimpanzee (Pan troglodytes schweinfurthii) juvenile male, five years old, Gombe National Park, Tanzania

David Pattyn / Trees in Hautes Fagnes Nature Reserve in winter after snowfall. This area - Noir Flohay was burnt a few years ago and some trees are still blackened, Hautes Fagnes, Belgian Ardennes, Belgium, February...

Inaki Relanzon / Animal petroglyphs between 5,000-15,000 years old years ago, Khavtsgait Petroglyph Mountain, Gobi desert, Govi Gurvan Saikhan National Park, South Mongolia. June 2015.

Anup Shah / Eastern Chimpanzee (Pan troglodytes schweinfurthii) female, thirteen years old, playing with her two month old baby daughter, Gombe National Park, Tanzania

Anup Shah / Eastern chimpanzee (Pan troglodytes schweinfurtheii) female 'Gremlin' aged 40 years holding her daughter 'Glitter's' baby daught aged 2 months and her own infant son aged 2 years. With 'Glitter' aged...

Fiona Rogers / Eastern chimpanzee (Pan troglodytes schweinfurtheii) infant male 'Gizmo' aged 2 years lying on the forest floor. Gombe National Park, Tanzania.