Found on 01 March 2023 at Mai Po Nature Reserve mudflat in Hong Kong ( East Asia),
Hi, I found a very pale large gull with dark mandible and white primaries, Was put it to be a very pale Slaty-backed Gull 2cy at that time,
but still like to ask if any advise on it.
Thanks.
Hi, I found a very pale large gull with dark mandible and white primaries, Was put it to be a very pale Slaty-backed Gull 2cy at that time,
but still like to ask if any advise on it.
Thanks.