Black-headed Gull Chroicocephalus ridibundus
(last update:
Moderators:
Tim Audenaert
Maarten van Kleinwee
BHG 1cy May
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Adult Black-headed Gull E5EL, with juveniles E5NX and E5NY. June 17, 2010, Zoetermeer, Benthuizerplas, The Netherlands (52.076N, 4.532E). Photo: Maarten van Kleinwee.
Two juvenile Black-headed Gulls are trying to tempt one of their parents into regurgitating food for them by assuming the hunched position in which the body is held horizontal and the neck is withdrawn.
(Ringing dates: W[E5EL] June 8, 2009, W[E5NX] and W[E5NY] June 2, 2010, all at Benthuizerplas, Zoetermeer, The Netherlands.)
