When you think of nests, you probably think of birds, but nesting isn't just for feathered fauna. There are several species of mammals that make nests, and most of them belong to the order of rodents.

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 ...

It is spring in the northern hemisphere and birds initiate the remarkable architectural feat of building a home for the young. How is this accomplished? Hormones and Getting in the Mood Much of the ...