Biology
Biology
The colors and songs of evolution
Varying plumage hues and song patterns lead to the formation of new species in certain bird groups
By Marcos Pivetta and Eduardo Geraque
Video
These birds show how species arise
Ornithologist Luís Fábio Silveira, curator of the bird collections at the Zoology Museum of the University of São Paulo (MZ-USP), explains how studies with capuchino seedeaters help understanding their diversification by means of evolution | 5'46
By Redação
video
These nurseries can help to recover coral
Culture of damaged fragments onto 3D-printed cribs is a promising technology for restoring threatened reefs | 4'50
By Redação
Marine biology
Coral nurseries
Mobile cultivation of damaged coral in precast frames is a promising technology for rehabilitating reefs
By Tiago Jokura
Neuroscience
Brains shrink to save energy
In adverse conditions, such as when it is cold or food is scarce, the brain of some rodents shrinks in size, helping to conserve energy
By Redação
Photolab
Underwater stars
When disturbed by a physical bump or a beam of light, the tunicates Pyrosoma atlanticum emit a turquoise light
By Redação
Research during the quarantine
“I began valuing my personal relationships more during the pandemic”
Oceanographic research is heavily dependent on fieldwork and, to a large extent, on laboratory and on-board work. In March, with the prospect of a lockdown looming on the horizon, activities at USP [University of São Paulo] were suspended, as well as our field trips. This was the main impact of the pandemic on my work... View Article
COVID-19
Monitoring the evolution of COVID-19
Blood levels of a particular protein can indicate the severity of coronavirus infections and guide the response of the attending health care team
By Redação
Biodiversity
Two species of mata-mata
New analyses have revealed that there are at least two species of mata-mata
By Redação
Biochemistry
Venomous amphibians
Caecilians are venomous animals, capable of injecting venom into their prey, say researchers from the Butantan Institute
By Redação
Photolab
Mutilated courtship
Scorpions of the genus Ananteris can shed their stinger when attacked
By Redação
Genetics
Gene affects the height of Peruvians
Genetic alterations may partly explain why Peruvians are one of the shortest peoples in the world
By Redação
Zoology
The bigger the tusk, the better
Biologists measured the tusks of 245 males collected in Greenland from 1983 to 2018 and concluded that the organ may play a role in sexual selection
By Redação
Video
How science helps environmental conservation
Biota-Fapesp program reaches its 20th anniversary lending scientific bases to the creation of nature preservation areas and the search for sustainable development in São Paulo state
By Redação
Interview
Carlos Guerra Schrago: The theory and practice of evolution
The discipline that seeks to reconstruct the histories of species is itself evolving, according to UFRJ biologist
By Fabrício Marques and Maria Guimarães
Biology
Why females live longer
The difference in lifespan between the two sexes, the researchers noted, is not due to different aging rates
By Redação