A Baltimore oriole made its nest of mostly horsehair, while a pigeon just used an empty plastic garden pot. Birds use whatever is handy to build a nest typical for their species, but that varies as ...

In Iowa, 212 bird species nest throughout the state during nesting season. Nesting season is a great opportunity for first-time birdwatchers to make observations and start identifying species. Expert ...

Neighboring groups of birds within the same species can create very different-looking nests — showing that their nest-building choices aren't solely controlled by instinct and the environment. Instead ...

A male and female Baltimore oriole feed their young while perched on their hanging nest, which is made of materials like thin twigs, plant cotton and bark strips. Spring is in the air — which means ...