|LBBG 5cy RY9, Missouriweg -
Maasvlakte, the Netherlands, April 29 2002.
An adult bird ringed left white RY9, ringed
as pullus at the nest, early July 1998, now in 5cy. Not a strong bird at
all, with a friendly facial expression indicating this is a female. Note
the small mirro on p10. The outer primaries show small white tips which
are worn away already. The white tips, lacking pigmentation, wear away