Vincent22 mrt. 20194 minuten2018 ringing reportThe 2018 ringing report for Meijendel, Wassenaar is out now! Download here (pdf; 4 MB; in Dutch only) English summary When the first day...
Vincent11 jun. 20181 minutenOut now: the redstart ID article!The ID article on Eastern Black Redstart ID that I wrote with Nicolas Martinez has been published! It was published in the latest Dutch...
Vincent25 feb. 20183 minutenRedstart headaches: moult & primary spacingEastern Black Redstart, 1 cy male, October 2008, Kazakhstan (Arend Wassink) Redstart articles coming up! The ID article on Eastern Black...