GENERAL SANTOS CITY (MindaNews / 15 October ) — A black-crowned night heron (Nycticorax nycticorax), a migratory wading bird, ...
30 x 23 cm. (11.8 x 9.1 in.) Subscribe now to view details for this work, and gain access to over 18 million auction results. Purchase One-Day Pass ...
A Black-crowned Night-Heron (Nycticorax nycticorax) was observed bill-vibrating, a foraging behavior in which the heron submerged its bill tip in the water and rapidly opened and closed its mandibles ...
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