1st photo: Males and females. Botshol, Waverveen, The Netherlands, 15 February 2010
2nd photo: A young male. Loosdrecht, The Netherlands, 15 May 2013
3rd photo: A female. Amsterdam, The Netherlands, 21 March 2017
4th photo: A male. Amsterdam, The Netherlands, 21 March 2017
5th photo: A male and female. Lauwersmeer National Park, The Netherlands, 16 April 2021