Birds seem like models of monogamy — building their nests, hatching their eggs and raising their young together. But it turns out, in the avian world, adultery is not uncommon. And both males and ...

The Guianan Warbling-Antbird can be found from eastern Venezuela, through the Guianas, to northeast Amazonian Brazil. It has a black crown streaked with white, white supercilium, olive-grey upperparts ...

The Auk, Vol. 135, No. 1 (January 2018), pp. 114-126 (13 pages) We describe a distinctive new species of antbird (Passeriformes: Thamnophilidae) from humid montane forest (1,340–1,670 m above sea ...

Scientists have discovered that a widely recognized Amazonian antbird is not one, but five distinct species—including two completely new to science. This revelation of hidden biodiversity was achieved ...

LSU describes a distinctive new species of antbird from humid montane forest of the Cordillera Azul, Martin Region, Peru. It was July 10, 2016 when Dan Lane, Fernando Angulo, Jesse Fagan, and I rolled ...

‘What is remarkable is that these two species, the Peruvian antbird and the yellow-breasted antbird, last shared a common ancestor more than 3 million years ago and yet, in the rainforests today, they ...

The Rufous-throated Antbird (Gymnopithys rufigula) is confined to the Guiana Shield, where it inhabits the understory of lowland terra firme forests. As its name indicates, this bird is rufous ...

Convergent evolution of large functional traits is not uncommon in nature; consider that wings have evolved in several lineages of animals to broaden niches that animals can fill. But more specific ...

A ringed White-plumed Antbird, Pithys albifrons. This image relates to an article that appeared in the January 12, 2007, issue of the journal Science, published by AAAS. The study, by Dr. Goncalo ...

Tweet of the Day is the voice of birds and our relationship with them, from around the world. Chris Packham presents the Plumbeous antbird in a Bolivian rainforest. When army ants go on the march in ...

It was July 10, 2016 when Dan Lane, Fernando Angulo, Jesse Fagan, and I rolled into the coffee-growing town of Flor de Café in north-central Peru. This town lies in the Cordillera Azul -- a ...