Jack Dykinga / Cane cholla cactus {Opuntia versicolor}, Lupins {Lupinus sparsiflorus} and Californian poppies {Exchscholtzia californica} flowering on Quinlan mountains, Tohono O'oodham Reserve, Arizona, USA

Suzi Eszterhas / Black-crowned night heron (Nycticorax nycticorax) chick, aged 2 weeks, with Isabel Luevano, Rehabilitation Technician, and Judy Quinlan, Volunteer, International Bird Rescue, Fairfield, California, US...

Suzi Eszterhas / Black-crowned night heron (Nycticorax nycticorax) chick, aged 3 weeks, being examined by Judy Quinlan, volunteer, International Bird Rescue, Fairfield, California, USA.

Suzi Eszterhas / University student Carrie Doyle, planting tree for the Australian Koala Foundation's habitat restoration program, Quinlans Property, Queensland, Australia

Suzi Eszterhas / Jono Bateman of the Australian Koala Foundation planting tree for koala habitat, Quinlans Property, Queensland, Australia

Jack Dykinga / Cane cholla cactus {Opuntia versicolor}, Lupins {Lupinus sparsiflorus} and Californian poppies {Exchscholtzia californica} flowering on Quinlan mountains, Tohono O'oodham Reserve, Arizona, USA

Jack Dykinga / Sonoran desert plain with yellow Poppies (Eschscholtzia californica), Lupins (Lupinus sparsiflorus), and Red Owl's clover (Orthocarpus purpurascens), Quinlan Mountains, Arizona, USA

Suzi Eszterhas / University student Leah Church planting tree for the Australian Koala Foundation's habitat restoration program, Quinlans Property, Queensland, Australia

Suzi Eszterhas / Jono Bateman of the Australian Koala Foundation planting tree for koala habitat, Quinlans Property, Queensland, Australia