"The oldest layer is as old as me — all my life, a bird was nesting here," said Auke-Florian Hiemstra, a biologist at the ...

Plastic waste has let common coots reuse nests year after year. Scientists have now used the trash layers to date how old nests are.

The Italian ecologist knew the trash hung from the nests of a certain bird, the black kite. But why? Many species of birds decorate their nests to attract a mate—but kites already have partners ...

but the bird’s nest fern is a true gem. With thick strappy leaves and distinctive black or brown midribs, this bright green fern is a beautiful houseplant that requires less coddling than many ...