John Cancalosi / Cattle Egret (Bubulcus ibis) fledgling (left) being fed by adult. Costa Rican tropical rainforest.

Edwin Giesbers / White Stork (Ciconia ciconia) adult with chicks on nest. The Netherlands, June.

David Tipling / Young Barn swallows {Hirundo rustica} on nest, about to fledge, Norfolk, UK, July

Dave Bevan / Shag (Phalacrocorax aristotelis) with fledgelings at nest, with fishing rope, Farne Is, UK, June

Rolf Nussbaumer / Juvenile Harris's Hawks (Parabuteo unicinctus), 5 weeks, on nest testing wings, Mesquite tree, Willacy County, Rio Grande Valley, Texas, USA. May 2004

Rolf Nussbaumer / Juvenile Mockingbird (Mimus polyglottos) newly fledged, Welder Wildlife Refuge, Sinton, Texas, USA. June 2005

Kerstin Hinze / Female Northern Wheatear (Oenanthe oenanthe) feeding chicks, Bulgaria

Rolf Nussbaumer / Fledgling Eastern Screech-Owl (Megascops asio) Megascops asio, Willacy County, Rio Grande Valley, Texas, USA. May 2004

Jim Hallett / Common raven fledgelings in cliff nest {Corvus corax} Wales, UK