Gemengd broedpaar Dougalls stern met Dougalls X visdief-hybride in Zeebrugge (België) = Mixed breeding pair roseate tern and hybrid roseate X common tern in Zeebrugge, Belgium

In 2008, a mixed pair of a Roseate Tern Sterna dougallii and a hybrid Roseate X Common Tern S. hirundo nested at an artificial peninsula in the port of Zeebrugge, Belgium. Although more Roseate Terns (at least 9 individuals) and hybrids (at least 3) have visited the large colony of Common Terns, only one pair nested here before. The female Roseate Tern was ringed in 2004 as a chick at Lady’s Island Lake, Wexford, Ireland. At first sight and based on sound, her partner appeared to be a Common Tern, but close examination of a photo revealed that it had several Roseate Tern characteristics. The t... Mehr ...