observed the birds’ behavior in 2014 in Amsterdam, where she lives. “The poor warbler almost disappears in the wide-opened mouth of its ‘adopted’ baby,” Slothouber says. And yet “the ...

In wooded areas across Australia, tree hollows house the nests of some of the most elusive and adorable baby birds. Spotting one of these little white chicks with unique hairdos is rare for even the ...

That's the way one scientist puts it — referring to how infected wild birds survive long enough to spread it to birds and ...