Biodiversity
ECOLOGY

A bacterial coating that protects amphibians
Sensitive to climate change and pollutants, frogs and toads resist toxins with the help of skin microbiota
By Laura Tercic
Biodiversity

Almost 2,500 species face extinction in Brazil
Almost 2,500 species of animals and plants at risk of extinction in Brazil
By Redação
Interview

Eliza Freire: Lizards, snakes, and prejudice
In spaces once occupied exclusively by men, Eliza Freire identified new species and uncovered new knowledge of the diversity of reptiles in Northeast Brazil
By Maria Guimarães and Carlos Fioravanti
Biodiversity

Fewer armadillos and more jaguars in the Pantanal after fires
Giant armadillos in decline and jaguar populations increase after wildfires in the Pantanal
By Redação
Paleontology

Marsupial nursery
Large marsupial lived in Itaboraí (Rio de Janeiro) 55 million years ago
By Redação
EVOLUTION

A rare hybrid butterfly
Heliconius elevatus, a hybrid of H. pardalinus and H. melpomene, has more genes from the former, but inherited the coloration capable of scaring off predators from the latter
By Redação
ECOLOGY

Invasive species in mangroves of São Paulo
Fast-growing invasive plant spreading through mangroves in the Santos estuary
By Redação
Biodiversity

Colors found among white sandy islands of the Amazon
White sandy areas of the Amazon are home to unique plant communities
By Redação
Biodiversity

Rare maned wolves in Rio Grande do Sul
The maned wolf, typical of the Cerrado biome, was spotted on the border between the states of Rio Grande do Sul and Santa Catarina
By Redação
Biodiversity

More dams, less fish diversity
Hydroelectric dams reduce the diversity of freshwater fish worldwide
By Redação
Digital

Virtual tour of Darwin’s library
British naturalist Charles Darwin’s library is now available online
By Redação
Zoology

The smallest vertebrate in the world
Flea toad (Brachycephalus pulex), from Bahia, is the smallest known vertebrate
By Redação
Ecology

The economic value of wildlife
Wildlife investment index in Africa encourages environmental conservation and ecotourism
By Redação
Environment

More salt in the soil, air, and water
Use of salt in mining, agriculture, and to melt ice on roads poses a risk to biodiversity
By Redação
Science

Topics relevant to science and culture
Conrado Wessel Foundation launches online science and culture magazine
By Redação
Biodiversity

Darwin wasps in the mountains of Rio
Darwin wasps found in the mountains of Rio de Janeiro
By Redação