Earth: working on the ground. Introduction / by Kuki Gallmann
Gregory Rasmussen : African painted dog
Belinda Low : Grevy's zebra
Rogério Cunha de Paula : maned wolf
Raoul Du Toit : African rhinoceroses
Leandro Silveira : jaguar
Claudia Feh : Przewalski's horse
Eugene Rutagarama : mountain gorilla
Claudio Sillero : Ethiopian wolf
Nguyen Van Thai : Asian pangolins
Iain Douglas-Hamilton : African elephants
Water: working in the oceans and rivers. Introduction / by Ted Danson
Brent Stewart : whale shark
Gerald Kooyman : emperor penguin
Vera da Silva : Amazon river dolphin
Karen Eckert : sea turtles
Amanda Vincent : seahorses
David Wiley : great whales
Diane McTurk : giant river otter
Air: working the sky and canopy. Introduction / by Stefanie Powers
Rosamira Guillen : cotton-top tamarin
Felicity Arengo : South American flamingos
George Archibald : cranes
Marc Ancrenaz : Bornean orangutan
Fire: working on the most critical wildlife issues. Introduction / by Jay Inslee
Kassie Siegel : climate change
Grace Ge Gabriel : wildlife consumption
Judy St. Leger : wildlife disease
Wangari Maathai : habitat loss
Sylvia Earle : ocean degradation
Edgardo Griffith : amphibian decline
Steve Galster : wildlife trade
May Berenbaum : pollinator decline
How to help: working together to make a difference. Introduction / by Jack Hanna
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