Zoology
BIOMECHANICS
Why woodpeckers do not suffer from headaches
Why woodpeckers do not suffer headaches, despite pecking tree trunks almost 20 times per second
By Redação
INTERVIEW
Carlos Roberto Ferreira Brandão: Living with ants
Biologist surveyed species in the Cerrado, the Atlantic Forest, and the Caatinga, as well as managing museums
By Carlos Fioravanti and Maria Guimarães
biodiversity
From captivity to the skies
Eight Spix’s macaws bred in captivity were released into the wild in Bahia
By Redação
Biology
A hypothetical fungi language
Computer scientist has mapped what could be a fungi language
By Redação
Evolution
Fight or flight
The ability of birds to fly seems incompatible with the ability to attack and defend using spurs
By Redação
Video
The uncertain identity of the pigmy marmoset
Brazilian primatologist Jean Boubli, from Salford University, in the UK, and his team, solved a 19th century mistery regarding the world's smallest monkeys | 3'47
By Redação
Genetics
A connection between big and small
Dog breeds can have up to 40-fold size differences, determined by 25 genes
By Redação
Neuroscience
Dogs know when their owners speak a different language
Dogs can differentiate between languages, according to researchers at Eötvös Loránd University in Hungary
By Redação
Zoology
DNA in the air helps identify animals
Two studies published in the same scientific journal in January indicate that the air contains DNA at levels sufficient to allow species identification
By Redação
INTERVIEW
Karen Strier: Four decades with the muriquis
American anthropologist has contributed to primate conservation in the Atlantic Forest and trained almost 80 Brazilian researchers
By Maria Guimarães and Carlos Fioravanti
COVID-19
Big cats and Covid-19
Snow leopards died from complications associated with COVID-19 in November
By Redação
Photolab
Heart of the Amazon
Using India ink to dye the circulatory system of the brycon (brycon amazonus), one of the characteristic fishes of the Amazon basin
By Redação
Genetics
The tambaqui genome
A group of researchers has sequenced and analyzed the genome of the second largest fish in the Amazon
By Redação
Biodiversity
The great ocean fertilizers
Whales are the largest living beings on the planet and play an important role in recycling ocean nutrients
By Redação
Zoology
Protozoan fossil in Brazilian amber
Researchers at the Federal University of Rio de Janeiro (UFRJ) have described a new extinct species of protozoan: Palaeohypothrix bahiensis
By Redação
Biology
Rainforest marsupials
Study suggests opossums emerged in the Amazon about 40 million years ago
photolab
Unexpected feast
When biologist Felipe Amorim first questioned how the strange flowers of the Scybalium fungiforme are pollinated, he only knew one thing for certain: the evidence pointed to non-flying mammals. His infrared cameras later captured footage of possums, which came as quite a surprise—although they fit the description, they were not previously known to be pollinators.... View Article
By Redação
Zoology
The crows and the empty set
With training, carrion crow were able to understand the empty set as a null numerical quantity close to one
By Redação
Zoology
A giant water and food vacuum
African elephants are able to fill their nostrils with 3.7 liters of water in just 1.5 seconds
By Redação
Photolab
The harvestman with eight canes
Of all the harvestman species found in Brazil, Giupponia Chagasi is the best adapted to living in caves—a trait known as troglomorphism
By Redação
Zoology
Toads in the mist
In well-preserved remnants of the Atlantic Forest, a team of zoologists identified a peculiar new species of toad
By Redação
Zoology
A very informative gesture
Mountain gorillas may be communicating with other members of their troop when they rise up on their hind legs and beat their chests with their hands to produce a loud, hollow sound
By Redação