yesterday we were catching gulls on Zagreb rubbish tip.
We colour ringed 178 BHGs and one of them was this one.
In my opinion it is very advanced 1w.. What do you think? I've never seen wing like this..
On 2nd photo it is with "normal" 1w.
1 post • Page 1 of 1
Who is online
Users browsing this forum: No registered users and 1 guest