Definition of "openbill" [o•pen•bill]

• Either of two species of bird in the genus Anastomus of the stork family Ciconiidae, with a distinctive gap between the mandibles of the closed bill. (noun)

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• "India, Sri Lanka and some Southeast Asian countries are the habitat of these openbill storks."
• "The Sajnakhali area contains a wealth of water birds, noteworthy residents including Asian openbill stork Anastomus oscitans, black-necked stork Ephippiorhynchus asiaticus, greater adjutant Leptoptilos dubius (E), white ibis Threskiornis melanocephalus, swamp francolin Francolinus gularis, white-collared kingfisher Halcyon chloris, black-capped kingfisher H. pileata and brown-winged kingfisher Pelargopsis amauroptera."
• "The area continues to support possibly the largest known concentration of the globally near-threatened Asian openbill (Anastomus oscitans), currently scattered in four or five colonies in the ecoregion and thought to number more than 10,000 pairs."