Ernie Janes / Sulphur-crested cockatoo (Cacatua galerita) Hobart Botanical Garden, Tasmania, Australia.

Ernie Janes / Sulphur-crested cockatoo (Cacatua galerita) flock in flight over Hobart Botanical Garden Tasmania, Australia.

Ernie Janes / Saw banksia (Banksia serrata) flowers, Hobart botanical garden, Tasmania.

Ernie Janes / Red flowering gum (Corymbia ficifolia) Melbourne Botanical Garden, Victoria, Australia.

Kirkendall-Spring / Orchid in the Hawaii Tropical Botanical Garden near Hilo, Hawaii. December 2016.

Kirkendall-Spring / Waterfall in the Hawaii Tropical Botanical Garden near Hilo, Hawaii. December 2016.

Kirkendall-Spring / Waterfall in the Hawaii Tropical Botanical Garden near Hilo, Hawaii. December 2016.

Chris Mattison / Close up of Cycad (Encephalartos horridus) cone, Kirstenbosch Botanical Garden, Cape Town, South Africa

Chris Mattison / Cycad (Encephalartos horridus) cones, Kirstenbosch Botanical Garden, Cape Town, South Africa

Michael Hutchinson / Palm House, with flowering Tulips (Tulipa) in the foreground, Kew Gardens, London, England, UK, April 2016.

Martin Gabriel / Coco de mer palm tree (Lodoicea maldivica) with fruits, Victoria Botanical Garden, Mahe Island, Republic of Seychelles

Martin Gabriel / Seychelles black mud turtle (Pelusios subniger parietalis),Victoria Botanical Garden, Mahe Island, Republic of Seychelles. Captive. Critically endangered,