Zoology
Evolution

Lice, the origin of the kiss?
Human kissing may have arisen through evolution of a hygiene habit among primates
By Redação
Paleontology

Fossil helps understand how bird brains evolved
Skull from dinosaurs' time is exceptionally well preserved
By Redação
Infectology

Dangerous viruses in animal fur
Breeding animals for fur production may increase likelihood of viruses being transmitted to humans
By Redação
Public Health

New mycosis spreads
Mycosis caused by fungi of the genus Sporothrix spreads across Brazil
By Redação
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
PHOTOLAB

Sea broccoli
Microscope image uses fluorescent antibodies to highlight the innervation of tentacles, which resemble broccoli
By Redação
PALEONTOLOGY

Marks left by insects on rhynchosaurus bones indicate underground activity
Marks left by insects on rhynchosaurus bones indicate underground activity
By Laura Tercic
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
Paleontology

Plentiful hunting in the rivers
Turtle fossil found in a mine in the Madeira River basin belonged to one of the largest species ever described
By Redação
Zoology

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

Thousands of dead pups
Outbreak of the H5N1 avian flu virus devastates southern elephant seal populations
By Redação
Ecology

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

Unique fauna at Pico da Neblina
Scientists discover two new families of frogs at Pico da Neblina
By Redação
Zoology

Egg-laying mammal rediscovered
Rare species of mammal that lays eggs is found in a forest in Indonesia
By Redação
Zoology

No flash photography, please
Flash photography by tourists can cause stress to caimans in the Amazon
By Redação
Ecology

Parasites that turn spiders into zombies
Infected by fungi, invertebrates climb higher to die