Children play in a canoe on the Rio Bobonaza. The river is the main link between the people of Sararyaku and the world outside of the forest. It takes four hours by motor canoe to reach the heart of t...

Children playing the large square that the community is organised around and where important events take place. The main community includes several schools, an old mission, a women's house and a commu...

A girl paddles in the Rio Bobonaza. The river is the main link between the people of Sararyaku and the world outside of the forest. It takes four hours by motor canoe to reach the heart of the Sarayak...

Black Andean Toad (Atelopus ignescens), FMNH catalogue no. 199941. Field Museum of Natural History, Chicago. Conservation status: extinct. Not recorded since 1988, extensive searches over the last fif...

Black Andean Toad (Atelopus ignescens), FMNH catalogue no. 199941. Field Museum of Natural History, Chicago. Conservation status: extinct. Not recorded since 1988, extensive searches over the last fif...

Philippine Crocodile (Crocodilus mindorensis), FMNH catalogue no. 19891. Field Museum of Natural History, Chicago. Conservation status: critically endangered. Crocodilus mindorensis is the most enadan...

Owl parrot / Kakapo (Strigops habroptilus). Field Museum of Natural History, Chicago. Conservation status: critically endangered. The kakapo is the only flightless parrot in the world. It is also the...

Owl parrot / Kakapo (Strigops habroptilus). Field Museum of Natural History, Chicago. Conservation status: critically endangered. The kakapo is the only flightless parrot in the world. It is also the...

Grand Cayman Thrush (Turdus ravidus), Field Museum of Natural History, Chicago. No. 20402. Conservation status: extinct.

The Grand Cayman thrush was once endemic to the island of Grand Cayma...

Xerces Blue (Glaucopsyche xerces), Field Museum of Natural History, Chicago. No. 474. Conservation status: extinct.

Writing in 1998 about the sorrow associated with extinction, veterinaria...

Icebergs, broken off from the Jakobshavn Glacier (Sermeq Kujalleq), floating in Disko Bay after travelling through the Ilulissat Icefjord. Annually, the glacier drains about 6.5% of the Greenland ice...

Icebergs, broken off from the Jakobshavn Glacier (Sermeq Kujalleq), floating in Disko Bay after travelling through the Ilulissat Icefjord. Annually, the glacier drains about 6.5% of the Greenland ice...

Icebergs, broken off from the Jakobshavn Glacier (Sermeq Kujalleq), floating in Disko Bay after travelling through the Ilulissat Icefjord. Annually, the glacier drains about 6.5% of the Greenland ice...

Icebergs, broken off from the Jakobshavn Glacier (Sermeq Kujalleq), floating in Disko Bay after travelling through the Ilulissat Icefjord. Annually, the glacier drains about 6.5% of the Greenland ice...

Icebergs, broken off from the Jakobshavn Glacier (Sermeq Kujalleq), floating in Disko Bay towrds Qequertasuaq island. The glacier passes through the Ilulissat Icefjord and annually it drains about 6.5...

Icebergs, broken off from the Jakobshavn Glacier (Sermeq Kujalleq), float in Disko Bay. Annually, the glacier drains about 6.5% of the Greenland ice sheet and is responsible for about 10% of all Green...

Icebergs calved from the Jakobshavn glacier melting in Disko Bay. Greenland's melting icesheets and glaciers are likely to add significantly to the world's rising sea levels.

Icebergs calved from the Jakobshavn glacier melting in Disko Bay. Greenland's melting icesheets and glaciers are likely to add significantly to the world's rising sea levels.

Icebergs, broken off from the Jakobshavn Glacier (Sermeq Kujalleq), floating in Disko Bay after travelling through the Ilulissat Icefjord. Annually, the glacier drains about 6.5% of the Greenland ice...

Icebergs, broken off from the Jakobshavn Glacier (Sermeq Kujalleq), floating in Disko Bay after travelling through the Ilulissat Icefjord. Annually, the glacier drains about 6.5% of the Greenland ice...

Icebergs, broken off from the Jakobshavn Glacier (Sermeq Kujalleq), floating in Disko Bay after travelling through the Ilulissat Icefjord. Annually, the glacier drains about 6.5% of the Greenland ice...

Icebergs, broken off from the Jakobshavn Glacier (Sermeq Kujalleq), floating in Disko Bay after travelling through the Ilulissat Icefjord. Annually, the glacier drains about 6.5% of the Greenland ice...

Icebergs, broken off from the Jakobshavn Glacier (Sermeq Kujalleq), floating towards Disko Bay through the Ilulissat Icefjord. Annually, the glacier drains about 6.5% of the Greenland ice sheet and is...

The west coast of Greenland, which falls within the Artic Polar Circle, in summer as the ice sea continues its annual melt. The increasing rate of melt from the Greenland ice sheet, which has a signif...

Fishermen catching halibut manouvre their boats among the icebergs, broken off from the Jakobshavn Glacier (Sermeq Kujalleq), floating in Disko Bay. The glacier travels through the Ilulissat Icefjord...

Icebergs calved from the Jakobshavn glacier melting in Disko Bay. Greenland's melting icesheets and glaciers are likely to add significantly to the world's rising sea levels.

Icebergs, broken off from the Jakobshavn Glacier (Sermeq Kujalleq), floating towards Disko Bay through the Ilulissat Icefjord. Annually, the glacier drains about 6.5% of the Greenland ice sheet and is...

Ilulissat is the Kalaallisut (West Greenlandic) word for Iceberg. With a population of 4,541 as of 2013, it is the third-largest settlement in Greenland, after Nuuk and Sisimiut. The nearby Ilulissat...

The Greenland ice sheet the second largest ice body in the world, after the Antarctic Ice Sheet. The ice sheet is almost 2,400 kilometres (1,500 mi) long in a north-south direction, and its greatest w...

The Greenland ice sheet the second largest ice body in the world, after the Antarctic Ice Sheet. The ice sheet is almost 2,400 kilometres (1,500 mi) long in a north-south direction, and its greatest w...

The Greenland ice sheet the second largest ice body in the world, after the Antarctic Ice Sheet. The ice sheet is almost 2,400 kilometres (1,500 mi) long in a north-south direction, and its greatest w...

Icebergs, broken off from the Jakobshavn Glacier (Sermeq Kujalleq), floating towards Disko Bay through the Ilulissat Icefjord. Annually, the glacier drains about 6.5% of the Greenland ice sheet and is...

Icebergs, broken off from the Jakobshavn Glacier (Sermeq Kujalleq), floating in Disko Bay after travelling through the Ilulissat Icefjord. Annually, the glacier drains about 6.5% of the Greenland ice...

Icebergs, broken off from the Jakobshavn Glacier (Sermeq Kujalleq), floating towards Disko Bay through the Ilulissat Icefjord. Annually, the glacier drains about 6.5% of the Greenland ice sheet and is...

Cape everlasting (Phaenocoma prolifera), part of the fynbos plant kingdom, in the hills near Betty's Bay. Fynbos is a unique type of vegetation found in the Eastern and Western Cape provinces of South...

Professor Brian van Wilgen, an applied ecologist and expert on the management of invasive plant species, amidst fynbos vegetation in the hills near Betty's Bay. Fynbos is a unique type of vegetation f...

Professor Brian van Wilgen, an applied ecologist and expert on the management of invasive plant species, amidst fynbos vegetation in the hills near Betty's Bay. Fynbos is a unique type of vegetation f...

Professor Brian van Wilgen, an applied ecologist and expert on the management of invasive plant species, examining protea plants on a slope opposite him in the hills near Betty's Bay. Proteas are part...

An oleanderleaf protea (Protea neriifolia), part of the fynbos plant kingdom, on a slope above Kogel Bay south of the city of Cape Town. Fynbos is a unique type of vegetation found in the Eastern and...

Fynbos vegetation on a slope above Kogel Bay south of the city of Cape Town. Fynbos is a unique type of vegetation found in the Eastern and Western Cape provinces of South Africa, and the vast majorit...

A Table Mountain watsonia (Watsonia tabularis), an endemic fynbos species, atop Table Mountain. Fynbos is a unique plant kingdom found in the Eastern and Western Cape provinces of South Africa, and th...

Fynbos vegetation on Scarborough Beach near the Cape of Good Hope. Fynbos is a unique type of vegetation found in the Eastern and Western Cape provinces of South Africa, and the vast majority of its p...

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

People on horses riding through a forest alive with monarch butterflies. Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Ro...

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....

Every year, from January to the end of March, millions of monarch butterflies make a 4000 kilometre migration to breed in El Rosario where the world's largest colony of monarch butterflies are found....