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Mating and Feeding Behavior of the Northern Shoveler

10,000 Birds

They are dabbling ducks which feed by upending and, you guessed it, dabbling. Unlike most other dabbling ducks however, the Northern Shovelers strain aquatic vegetation, plankton, and tiny invertebrates through the comb-like edges of their shovel-shaped bill. References: 1 Birds of North America Online , 2 Defenders of Wildlife.

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The Marsh Wren Singing and Gathering Nesting Material

10,000 Birds

The male of the species will rattle off up to 200 songs, his repertoire size varying geographically, with the western males having considerably larger repertoires than eastern males 1. America’s National Wildlife Refuge System is the world’s largest network of protected areas dedicated to wildlife conservation.

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Peregrine Falcons at the National Wildlife Refuges

10,000 Birds

The name Peregrine means “wanderer,” and northern-nesting Peregrines are among North America’s long-distance migratory species, some moving 25,000 kilometers every year. Peregrine Falcon at Delevan National Wildlife Refuge. Peregrine Falcon at Delevan National Wildlife Refuge.

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