Anup Shah / African Lion (Panthera leo) juvenile reaching out with curiosity, Masai Mara National Reserve, Kenya. March

Gerry Ellis / Chimpanzee (Pan troglodytes) orphans, Larry investigating Daphne's tongue, Ape Action Africa, Mefou Primate Sanctuary, Cameroon

Enrique Lopez-Tapia / Women picking Tea (Camelia sinensis) leaves by hand in organic tea fields, Temi Tea Garden, Sikkim, India, October 2018.

Enrique Lopez-Tapia / Women picking Tea (Camelia sinensis) leaves by hand in organic tea fields, Temi Tea Garden, Sikkim, India, October 2018.

Suzi Eszterhas / Chinese pangolin (Manis pentadactyla), orphaned baby in arms of research assistant. Taipei Zoo, Taipei, Taiwan. 2015. Captive. Model released.

Juergen Freund / Wildlife carer Margit Cianelli holding Platypus (Ornithorhynchus anatinus) orphan, Atherton Tablelands, Queensland, Australia. Model released.

Claudio Contreras / Devil's hand Tree (Chiranthodendron pentadactylon) flower, Filo de Caballos, Sierra Madre del Sur, southern Mexico, March

Piotr Naskrecki / Flat Rock Scorpion (Hadogenes granulatus) and hand, Gorongosa National Park, Mozambique

Piotr Naskrecki / Longhorn Beetle (Tithoes confinis) on hand, Gorongosa National Park, Mozambique

Piotr Naskrecki / Grasshopper (Tropidacris cristata) on hand, Costa Rica

Juergen Freund / Hand-reared Boongary (Dendrolagus lumholtzi) feeding in a kitchen, Atherton Tablelands, Queensland, Australia.

Juergen Freund / Hand-reared Boongary (Dendrolagus lumholtzi) descending from a tree and climbing onto its carer's back, Atherton Tablelands, Queensland, Australia.