Hybrid Cattle Egret x Little Egret near the BraakmanHybrid Cattle Egret x Little Egret near the Braakman
This article was written for the Dutch Birding magazine and published in volume 3 of 2010. Only in Dutch with English summary.
Hybrid Ring-billed Gull x Common Gull near MiddelburgHybrid Ring-billed Gull x Common Gull near Middelburg
This article was written for t Zwelmpje of the local bird work-group Walcheren and published in volume 2 of 2008. Only in Dutch. Edit; after a lot of discussion we are not 100% sure about the ID of a hybrid gull, I will add more information on this site soon.