Evolution

Genetics

Monogamy linked to interaction between 24 genes

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

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Archaeogenetics

Tracking the ancestry of corn

DNA reveals a complex domestication history largely set in Mexico and the Amazon

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Video

Dinosaurs probably originated in Southern Brazil

Paleontologists talk about characteristics and origins of dinos | 10'59"

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Philosophy of Science

New origins

Brazilian versions of the Charles Darwin classic puts into context the development of evolution theory

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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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OBITUARY

Science pioneer

Warwick Kerr trained teams and directed research institutions, and was always attentive to the use of scientific knowledge

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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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ETHOLOGY

Primate culture

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

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EVOLUTION

A theory in motion

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

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EVOLUTION

How snakes arrived in the Galápagos

Brazilian and Ecuadorian researchers trace the routes the reptiles used to colonize the archipelago and identify three new species

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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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Carreers

Knowledge for all

Biologist Filipe Oliveira took a break from his PhD in Finland to make science more accessible in Brazil

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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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Genetics

Chinese researchers clone monkeys using the same technique that created Dolly the sheep

Zhong Zhong and Hua Hua, of the cynomolgus species, are genetically identical

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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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Botany

Colonization via water

Group of carnivorous plants recognized for being aquatic species originated in Brazil, indicates phylogenetic study

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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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Archaeology

Homo sapiens in the middle of South America

Site near Cuiabá indicates that humans were present there 27,000 years ago

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Ethology

Primate culture

Traditions dictate the use of tools among the monkeys of Piauí

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careers

Dr. Bone Collector

Orthopedist Herculano Alvarenga became a paleontology specialist

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Archaeology

Oldest Homo sapiens dating back 300,000 years found in Morocco

Oldest Homo sapiens dating back 300,000 years found in Morocco

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PALEONTOLOGY

Reptile controversy

Proposal alters the genealogical tree of dinosaurs and divides experts

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Paleontology

Reclassifying Dinosaurs

New proposal rearranges several dinosaurs on the family tree

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Evolution

A silent call

Brachycephalus froglets, from the Atlantic Forest, don't hear their own calls

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Zoology

A tree with unusual branches

Genetic analysis reveals unusual kinships between spiny rats

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Evolution

Why snakes don’t have legs

Missing sequence of 17 base-pairs meant snakes grew no legs

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BIODIVERSITY 

Appearances are deceiving

Integrated genetic and ecological studies reveal evolutionary processes

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PALEONTOLOGY

Heart of stone

New fossil record reveals an unforeseen pathway in the evolution of the heart

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ZOOLOGY

The voyages of sea turtles

Genetics help delineate populations of endangered species

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