Zoology

HERITAGE

The pain of loss

Six hours of fire destroyed 200 years of heritage at the largest natural-history museum in Latin America

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Biology

The chemical language of insects

Within colonies, bees and ants recognize each other and organize themselves through compounds that cover their bodies

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Biodiversity

The Geoffroy’s cat and its behavior

Biologists monitored a population of Geoffroy's cats (Leopardus geoffroyi) in the Caverá mountains

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Video

New species of colorful fish stuns researchers

Discovery off the São Pedro and São Paulo Archipelago is evidence of a unique and little known fauna

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Biodiversity

The isolated jaguars of Espírito Santo State

Researchers tries to to learn more about the largest feline on the continent, the jaguar

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Ecology

Deep sea alliances

Six species of cleaner fish from the Rocas Atoll obtain food by removing parasites from larger fish

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Biodiversity

The (almost) inaudible song of a hummingbird

The black jacobin hummingbird's song is inaudible to other bird species

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EVOLUTION

Male or female? The mystery unfolds

Amazonian frog species has more sex chromosomes than any other vertebrate

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ECOLOGY

The gears of the forest

The loss of more than 60% of native vegetation within a region leads to profound changes in how it operates

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ZOOLOGY

Solitary sand spiders

Isolated Sicarius populations inhabit Brazil’s Caatinga (semi-arid scrublands) and desert areas of Argentina, Peru and Chile

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ENTOMOLOGY

Invisible moths

These very small Insects spend most of their lives as larvae inside stems and leaves

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CHRONOBIOLOGY

A clock that works in the dark

Researchers come together to reveal the circadian rhythms of tuco-tucos

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paleontology

Fossils on the move

3D reconstructions highlight new characteristics of dinosaurs

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PALEOBIOLOGY

More than met the eye

Fossilized burrows suggest complex organisms arose before the Cambrian

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BIOLOGY

The chemical language of insects

Bees and ants recognize each other through compounds that cover their bodies

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Biodiversity

The first global reptile map

An effort has mapped the global distribution of 10,064 reptile species

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Biodiversity

Nearly 400 new species are discovered in the Amazon

Nearly 400 new species are discovered in the Amazon

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Photolab

At the bottom of the Amazon

At the bottom of the Amazon

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Ecology

Deep sea alliances

Cleaner fish obtain food by removing parasites from larger fish

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Biodiversity

Tambaqui stocks in decline

The average size of the tambaqui has halved and it is less frequently caught

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Photolab

Tracked in movement

Tracked in movement

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Biodiversity

Pesticide may affect bees

Insecticides that coat commercial seeds are affecting bee populations

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photolab

The comforts of home

The comforts of home

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Zoology

Genetics explains color of seedeater plumage and atrophied wings of cormorants

Genetics explains color of seedeater plumage and atrophied wings of cormorants

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BIOLOGY

Creatures of the urban night

Nearly half of the bat species in Brazil live in cities

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ECOLOGY

In the stone jungle

Inventory finds unexpected species diversity in the São Paulo capital

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biodiversity

Tiny spiders have different mechanisms for recognizing colors

Tiny spiders have different mechanisms for recognizing colors

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Chronobiology

Chronobiology: rhythms and cycles

Physics, biology and technology unite to unravel a rodent's circadian rhytms

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Paleontology

Animals of Paraná

Fossils indicate the existence of fauna that lived 40 million years ago

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Zoology

Spines filled with poison

Gland at the end of hairs produces toxic secretion in stinging caterpillars

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