Ecology

Ecology

Plastic and climate change threaten reproduction of Amazonian fungi

Plastic and climate change threaten reproduction of Amazonian fungi

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Conservation

Ecological strategies seek to restore wildlife populations and reverse extinctions

Rewilding and de-extinction represent a new era in ecosystem restoration

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Ecology

Bird feathers contain traces of pesticides

Bird feather flaws caused by pesticides

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Zoology

Jaguar mates with black jaguar

Jaguars place importance on sounds and smells when mating

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Paleontology

Fossil halves separated 90 years ago reveal unknown Jurassic reptile species

Brazilian researcher discovers two parts of the same specimen in museums in Germany and the United Kingdom

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Geosciences

Rivers alter landscapes by incorporating parts of other rivers

Rivers alter landscapes by incorporating parts of other rivers

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Conservation

Reducing poverty to restore the Caatinga

Ecologists propose new strategy for curbing degradation of the Caatinga

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Biochemistry

Marine organism has unknown green photoprotein

Deep-sea discoveries open new biotechnological paths and deepen understanding of forms of bioluminescence

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Botany

Trees that protect other trees

Capororoca and pixirica in the Atlantic Forest, and catingueira and faveleiro in the Caatinga, create favorable environments for dozens of other species

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Ecology

Sloths die of heat in the Amazon

Ten three-toed sloths die in Amazon heatwave

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Paleontology

Ice Age survivors

443-million-year-old arthropods withstood major climate changes

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Chronobiology

A surprising biological clock

Cyanobacteria live for approximately one day but can prepare themselves for seasonal changes

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Photolab

Distinctive mustache

Parrot snake from the Cerrado distinguished by markings that resemble a black mustache

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Geosciences

Landslide scars and shallower rivers increase Rio Grande do Sul’s vulnerability to rainfall

Millions of tons of sediment were carried from the state’s hills into its waterways

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Ecology

Marine animal conservation failures

Global study warns of declining marine animal populations

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Ethnobotany

A plant with many uses dating back 2,700 years

Wild rue was used 2,700 years ago as a medicine, to purify spaces, and for its psychoactive effects

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Retrospect

RadamBrasil project celebrates 50 years

Radar mapping has uncovered natural riches, trained hundreds of specialists, and is used in research on relief, geology, soils, climate, and vegetation

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Paleoecology

The Atlantic Forest in layers

Research on microalgae in southern São Paulo reveals how an old lake transformed into a swamp

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Interview

Regina Macedo: Biologist reformulates view on bird behavior

São Paulo native from UnB who helped revise concepts about sexual selection in the tropics and cooperative breeding has dedicated herself to another passion since last year: painting

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Botany

Why does a rose smell like a rose?

Volatile organic compounds present in the aroma of roses trigger emotional response

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Ecology

Intense droughts, the greatest enemy of amphibians

Severe droughts have drastically reduced amphibian populations

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Photolab

Short flight

Photo shows newly described insect species with a lifespan shorter than 24 hours

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Ecology

Lionfish taking over the Brazilian coastline

Thousands of lionfish taking over the Brazilian coastline

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photolab

Prolonged youth

The evolutionary enigma of the tiny transparent fish that never progresses past its juvenile form

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Agricultural Engineering

A coffee revival in Paraíba

With varieties selected by researchers, farmers gradually resume production in the mountainous region of the state

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ETHOLOGY

Morpho butterflies seem to disappear thanks to iridescent blue color

The coloration, present only on the upper surface of the wings, causes a flash that confuses predators, as well as biologists seeking to understand how they became so bright

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ECOLOGY

Research identifies priority areas for restoring native vegetation in Brazil

Regenerating 30% of the 76 million hectares mapped across six biomes could increase habitat availability for more than 11,000 animal and plant species, as well as helping to mitigate climate change

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EVOLUTION

The ultra-black wasps of the Caatinga

Newly identified species exhibit rare evolutionary mechanism that allows them to maintain a body temperature lower than the surrounding environment

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Biodiversity

The cries of snakes

Female snakes emit high-pitched sounds when threatened

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ECOLOGY

Rodents in the Pantanal use holes dug by armadillos as temporary shelter

Other animals, such as ocelots and foxes, were observed approaching the dens but not entering

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