Zoology

BIOTA - 20 YEARS

A poisonous weave

A spider web commonly found in the Americas is composed of toxins that paralyze and help kill prey

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Zoology

A smell and heat detector

A dog’s nose is also capable of measuring nearby heat, according to a new study

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Paleontology

The extinct manatee of Rondônia

Newly discovered species lived in the Madeira River region 45,000 years ago

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Zoology

What’s for dinner?

The cuttlefish eats less at lunch when its favorite dish is served for dinner

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Biodiversity

Colorful but discreet

If you look very closely through a patch of bromeliads, searching leaf by leaf, you may be lucky enough to find a brightly colored leafhopper

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Zoology

Millennia of migration

Some birds travel almost unbelievable distances, sometimes across continents, in pursuit of warmer climates and food to survive and reproduce

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Zoology

Rescuing the watercolors

New book gathers more than 500 "lost" drawings of Brazilian fish produced during a 19th century expedition

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Zoology

Cooperation between parrots

Biologists have discovered possible evidence of cooperative behavior among birds that has previously only been observed in mammals

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Photolab

A house in the trees

In the Amazon, bats of the Mesophylla genus sometimes sleep under large tree leaves

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Video

Matamata, a bizarre turtle from Amazonia

The description of a new species may help fighting against illegal trafficking of these rainforest animals | 4'03

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Video

How do rivers and floodplains influence species formation in Amazonia?

Throughout millenia, water bodies and landscape changes favor plant and animal diversification in the region

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Video

These parrots use probability to get food

Biologist Amalia Bastos shows that birds from New Zealand can make calculations that so far only humans and chimpanzees were known to use

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Biology

Pirarucu scales form a special armor

The composition and structure of pirarucu scales make them highly resistant to punctures and tension

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Ornithology

A comeback in the Atlantic Forest

Alagoas curassows are reintroduced into their habitat 40 years after going extinct in the wild

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Profile

The tapir whisperer

Researcher from São Paulo and world-renowned expert on the mammal known as the "gardener of the forest" wins awards for her work

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Careers

The life of an insect

Biologist from Paraná wins Marsh Award from the Royal Entomological Society of London

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Interview

Vera Lucia Imperatriz Fonseca: The vast world of bees

For 20 years, the biologist has defended the role of pollinators in conserving native forests and expanding agricultural production

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Ethology

High-altitude flight

The bar-headed goose is capable of flying at great heights

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Photolab

Underwater nursery

The Okenia polycerelloides sea slug reproduces in the pantry

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Soundscape

Environmental acoustics

Audio recordings are used to profile ecosystems and identify changes caused by humans

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Ethology

Changes in primate culture

Capuchin monkeys (Sapajus libidinosus) living in Serra da Capivara National Park in Piauí 3,000 years ago knew how to break and crush fruits and seeds using stones

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Zoology

Gorillas mourn the dead

Just like humans and other primates, gorillas exhibit mourning behavior

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History

Memories indelible by fire

For 200 years, the National Museum contributed knowledge in the natural sciences and inspired the creation of several other science museums

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Zoology

The Alta Floresta titi

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

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Video

Characterizing ecosystems through sound

Acoustic information portrays environments and set natural changes apart from those caused by human action | 7'46"

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Zoology

Bees capable of adding and subtracting

Apis mellifera bees can learn to recognize quantities

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Biodiversity

The long life of parrots

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

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HISTORY

Secrets of the forest

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

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Zoology

Orangutan mother alerts infant of danger after spotting a “tiger”

Primate makes a noise that sounds like a kiss to warn its offspring

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Biology

Misleading similarities between species

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

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