Fluorescence

The number of species catalogued as fluorescent increases each day, and UV lights can help us to find some that are only active during the night, generating a wide range of creative resources to photograph them.

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bats

In the crosshairs

Although humans' irresponsible and indiscriminate use of the natural environment could be one of the causes behind the recent coronavirus crisis, bats have been targeted for their role as natural reservoirs of zoonotic pathogens.

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coronavirus illustration

In winter, snakes sleep

Let us look at the coronavirus outbreak in China. Dissemination of accurate and well-interpreted information is key in the early stages of an emerging outbreak.

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The map of biodiversity

Species richness is not homogeneous in space and it normally presents differences when comparing among different sites. These differences often respond to gradients in one or several factors which create biodiversity patterns in space and are scale-dependent.

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Rethinking conservation

Between the mid-1980s and the present day, conservation biology split into two almost independent fields: management ecology and conservation ecology. We have witnessed the recovery of large endangered species and a decrease in small and common species.

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Nature as a political question

The life and work of the naturalist Alexander von Humboldt continues to fascinate, even today. His figure concentrates and synthesises the movements, ideas, and even the great contradictions of the time of profound change that was nineteenth-century Europe.

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The symbolism of trees

The forests and their trees are one of the most important cultural symbols of humanity. Consequently, most civilisations have appropriated them with care, consideration and respect.

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