Biodiversity

Biology

Giants with their own light source

Researchers have now isolated the substances involved in Dosidicus gigas bioluminescence

By

Ecology

Selective hosts

Flowers exploit color and odor to hide from or attract specific bees

By

Botany

Plants with miner roots

Study demonstrates a new function of the roots of B. tomentosa and B. macrantha

By

Biodiversity

Animals and plants at risk

Up to one million plant and animal species worldwide are facing extinction due to severe population decline and habitat loss

By

RETROSPECT

Fight for the forest

For 30 years, IBAMA has been working to protect the environment in Brazil through operations based on technical studies and scientific research

By

Biology

The changing venom of a stingray

Stingray venom changes as the fish mature

By

Environment

The gradual degradation of ancient lakes

Intensive fishing, sewage, fertilizer runoff, algae, invasions of exotic species, and tourism are altering the world's largest freshwater lakes

By

Video

How to protect sharks

Research group tracks oceanic sharks and maps them onto fishing zones in order to propose conservation areas | 3'40"

By

History

Secrets of the forest

Using a multidisciplinary approach, a book recovers legends and records of naturalists to reveal little-known aspects of the Amazon

By

Environment

Life goes on

Environmental legislation helps reconnect Atlantic Forest fragments in agricultural regions across Brazil

By

Zoology

The origin of perching birds

A group representing more than 60% of bird species originated in Australia 47 million years ago, study finds

By

Zoology

The Alta Floresta titi

A new species of monkey is discovered in northern Mato Grosso State

By

biodiversity

Faster than a cheetah

Instead of waiting for insects to fly into its web, a small spider in the Theridiosomatidae family launches itself like a slingshot to catch the prey

By

Geography

Boundaries between the Amazon and the Cerrado

In the Brazilian states of Mato Grosso, Pará, Tocantins, and Goiás, some areas classified as Cerrado are, in fact, part of the Amazon

By

Evolution

The origin of the butterfly

Studies based on gene and fossil analysis estimate that butterflies emerged between 120 and 100 million years ago

By

Biodiversity

Number of large animals continues to fall

The number of large wild animals on the planet is decreasing as a result of various human activities,

By

Zoology

Bees capable of adding and subtracting

Apis mellifera bees can learn to recognize quantities

By

Photolab

Rare white cougar captured on camera

Hidden cameras in the Serra dos Órgãos National Park in Rio de Janeiro captured rare photographs of a cougar with a white coat—known to biologists as leucism

By

Genetics

Monogamy linked to interaction between 24 genes

Researchers found similar gene activity in the monogamous species of different animals

By

Botanics

The origin of the mango flower’s sweet smell

In the mango and cajuzinho-do-campo flowers, the scent glands are located at the inner base of the petals

By

Biodiversity

The long life of parrots

Genetic mutations help the turquoise-fronted Amazon parrot live for up to 80 years

By

Photolab

A perfect fit

Frogs are very particular when choosing the flowers in which they will spend their whole lives

By

HISTORY

Secrets of the forest

Using a multidisciplinary approach, book recovers legends and records of naturalists to reveal little known aspects of the Amazon

By

Biology

Misleading similarities between species

Animals and plants that share a great likeness do not always have similar evolutionary histories

By

Environment

Hope for the Atlantic Forest

The Atlantic Forest covers 28% of the area it occupied before European colonization

By

ZOOLOGY

Saved fauna

The National Museum and USP Zoology Museum hold vast animal collections that can be difficult to preserve

By

Biology

The chemical language of insects

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

By

ETHOLOGY

Primate culture

Transmission of tool-use practices among capuchin monkeys helps redefine the role of traditions in evolution

By

ART

The curious creatures of Frans Post

Exhibition in an Irish museum brings together artwork of Brazilian fauna created by the Dutch artist in the seventeenth century

By

EVOLUTION

A theory in motion

Research that looks beyond the gene suggests new directions for understanding how species diversify

By