Ornithonyssus bursa is a haematophagous mite of veterinary and public health concern. The
association between O. bursa and humans in Brazil has been known for several decades …

The study of avian nesting biology in North America and Europe has a long history, resulting
in an expansive and information‐rich literature. In contrast, the tropics have been relatively …

The breeding traits of Sporophila seedeaters have been relatively well studied in recent
years; nevertheless, a group of ten species in the genus, known as southern capuchinos …

The Tyrannidae is one of the largest and most diverse passerine families in the world, with
nearly 420 species distributed throughout the New World (Fitzpatrick 2004). The …

We studied demography, territoriality and social/mate system of the Brazilian population of
Yellow Cardinal (Gubernatrix cristata). The study was conducted in the municipality of Barra …

The present study aimed to evaluate the breeding biology of Rusty-collared Seedeater
(Sporophila collaris) from the grasslands in southern Brazil. Data from 52 nests were …

We studied the breeding biology of the Lesser Grass-Finch (Emberizoides ypiranganus), a
bird with a little-known life history, in upland grassland of the Atlantic Forest (Mata Atlântica) …

Abstract The Yellow Cardinal, Gubernatrix cristata, has a small geographic range in Brazil,
Uruguay, and Argentina. We studied the natural history of the only known Brazilian …

Nest survival is a key step in the reproductive biology of birds and is essential for
understanding the strategies used to improve the chances of nest success. Here we studied …

We provide the first insights on the territorial behavior of the Chestnut Seedeater (Sporophila
cinnamomea), a vulnerable, migratory species inhabiting the Pampas grasslands of South …