David Fleetham / Bargibant's pygmy seahorse (Hippocampus bargibanti) wrapped around Eye fan coral (Cnidaria sp). Philippines.

Ingo Arndt / American Crocodile (Crocodylus acutus) swimming in open ocean, Pacific Coast, Ostional, Costa Rica

Franco Banfi / Green anaconda (Eunectes murinus) underwater, flicking tongue, Formoso River, Bonito, Mato Grosso do Sul, Brazil

Mark MacEwen / American Alligator (Alligator mississippiensis) close up of scutes / scales, Florida Everglades, Florida, USA.

Inaki Relanzon / Giant Sequoia (Sequoiadendron giganteum) in Sequoia National Park, California, USA.

Bert Willaert,Bert Willaert / Chile Four-eyed Frog (Pleurodema thaul) showing how it got its name - eye spots on the back of it's body, Chile, December,. Controlled conditions,

Barrie Britton / Baobab tree (Adansonia rubrostipa) Tsimanampetsotsa National Park, Madagascar. Photograph taken on location for BBC 'Wild Madagascar' Series, August 2009.

Edwin Giesbers / Male Sulawesi red-knobbed hornbill (Aceros cassidix) head portrait, captive

Tim Laman / Female Knobbed hornbill (Aceros cassidix) in flight. Tangkoko Batuangus / Dua Saudara Nature Reserve, Sulawesi Island, Indonesia.

Tui De Roy / Sulawesi Red-knobbed Hornbill (Aceros cassidix) male delivering figs to a female sealed inside hollow nest cavity, Tangkoko Dua Saudara Nature Reserve, Sulawesi, Indonesia

Tui De Roy / Sulawesi Red-knobbed Hornbill (Aceros cassidix) male delivering figs to female sealed inside hollow tree, Tangkoko-Dua Saudara Reserve, Indonesia

Mark Jones / Sulawesi Red-knobbed Hornbill (Aceros cassidix) breeding male in a fruiting Fig tree (Ficus forsteni) 32 meters above the ground in rainforest canopy, Tangkoko-Dua Saudara Nature Reserve, Sulawesi, In...