Birds in the box (IMAGE)
Caption
Four key phases inside the nest box: laying eggs (top left), two days after the eggs are hatched (top right), a week after they are hatched (bottom left) and two weeks later - when the young are about to leave the nest.
Credit
Melanie Lindner/NIOO-KNAW
Usage Restrictions
Only to be used in combination with the contents of this press release.
License
Original content