fatchun 4/08/2010 20:23
Are they juv. blacked-napped Terns?
On the left hand side, there are two terns with darker wing color.
I am thinking if they are white-winged tern juv. or blacked-napped tern..
Thank you for any advice.
[img]http://lh6.ggpht.com/_gKlwPk4F2go/TFlbHHYwFkI/AAAAAAAAAm4/jjJvSF1EQsQ/s576/IMG_6479.JPG[/img]
HKBWS Vicky 5/08/2010 09:44
I think all of them are Black-naped Tern.