PELICANS

Drought may be driving up North Dakota pelican population

BISMARCK, N.D. – Abnormally dry weather may have helped boost the number of American white pelicans nesting in north-central North Dakota, considered North America‚Äôs largest refuge for the big-billed birds. Results of an aerial survey show 16,600 pelicans nesting at the Chase Lake National Wildlife Refuge, an increase of about 2,400 birds from a year ago when high water gobbled…