Not every nest in trees is a bird nest! Here's what a squirrel nest looks like and how to deter squirrels from nesting in ...

Just outside my home-office window, I noticed a bird’s nest about 4 feet high in some leafless shrubbery on a cold, winter’s day. I had not seen the nest in summer when it was hidden by green ...

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 ...