After all, Europe was home to some of the most revered naturalists of all time, including Britain's Charles Darwin and Sweden's Carl Linnaeus, the biologist who popularised the Latin naming system for every species on Earth.

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She said Sark could benefit from sharing the expertise of naturalists from Guernsey, Alderney and Jersey.

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The new technique could help amateur naturalists and professional field workers in the front line of monitoring decades of decline in Britain's native bumblebees.

BBC: NEWS | Programmes | Breakfast | Saving Bees

This is similar to naturalists who denied the existence of black swans because they, or their fellow naturalists whose writings they have consulted, had never seen one.

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The hotel has its own wildlife biologist and photographer, Tenley Thompson, who created the programme and trained a team of naturalists to take small groups (with at least one guide for every five hotel guests) on customised wildlife safari tours through Bridger Teton National Forest, Grand Teton National Park and the National Elk Refuge.

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These included well known naturalists such as Alfred Russel Wallace, who collected specimens in the Amazon and Malay Archipelago and independently formulated a theory of evolution by natural selection.

BBC: NEWS | Science/Nature | Darwin's letters archived on web

And many of the animals would likely have remained undiscovered if not for a dedicated band of naturalists who have set out to find new creatures.

BBC: Magazine

Some zoologists and naturalists have said there may be as many as 100 big cats at large in the UK and they back up this claim with reference to sightings, photos, paw casts, farm animal carcasses, and video footage.

BBC: The Surrey puma: Fact or fiction?