Originally Posted by SteveMM
Thanks, Alex. The post should read active feather replacement (meant to contrast with the appearance of taimyrensis which now has 'adult-type' mantle and coverts mixed in with retained juvenile ones).
You are correct. The taimyrensis ones I think are 2nd gen scapulars which are adult like in pattern, but I don't think a first winter bird can show adult scapulars..
Any other pics you can post, Steve? from previous years thy're ok as well :-)