David Mizejewski is a naturalist and television host with the National Wildlife Federation. He holds a degree in Human and Natural Ecology from Emory University and is an expert on wildlife and our environment. He’s dedicated to using his knowledge and his enthusiasm to help others understand and protect wildlife.

Mizejewski regularly appears in the media to promote wildlife conservation. He hosted and co-produced "Backyard Habitat," a television series on Animal Planet that showed people how to transform their yards and gardens into thriving habitats for birds and other local wildlife. He appeared in the Animal Planet mini-series "Springwatch U.S.A." that looked at the effect seasonal change has on wildlife, from salamanders and flying squirrels to great horned owls and black bears. He’s appeared on NatGeo WILD on series such as "Are You Smarter Than," "How Human Are You," and "Unlikely Animal Friends" and co-hosted the network’s prime time television series "Pet Talk."

Mizejewski is a regular guest on NBC’s "Today Show," "Conan," "The Wendy Williams Show," "Hallmark Home and Family," "Access Hollywood," "Inside Edition," "Build Series NYC" and "Good Day LA." He has also appeared on "Ellen," "TMZ Live," "Mashable," "Adult Swim," "Fox and Friends," "The Martha Stewart Show," ABC’s "Good Morning America," "The Doctors," "RuPaul’s Drag Race," and numerous other shows on networks including HGTV, Sundance Channel, The Weather Channel, History, PBS and CNN.

Mizejewski has appeared in and provided voice-over for dozens of educational and advocacy videos, PSAs and DVD extras produced by both the National Wildlife Federation and Walden Media for the feature films "Hoot," "Nim’s Island," and "The Chronicles of Narnia." He has participated as a wildlife expert in the press events for the major motion pictures Where the Wild Things Are and Legend of the Guardians: The Owls of Ga’hoole, Dora and the Lost City of Gold, The Nut Job, and The Hobbit. Mizejewski also makes dozens of radio appearances each year.

Mizejewski is the author of the gardening how-to book "Attracting Birds, Butterflies and Other Backyard Wildlife," winner of the 2005 Publisher’s Marketing Association Benjamin Franklin Award, which was reissued in an expanded second edition in 2019. He has contributed to Gardening How-To and Birds and Blooms magazines. He’s blogged for Animal Planet, Huffington Post, Boing Boing and the National Wildlife Federation.

Mizejewski is a graduate and board member of Emerging Wildlife Conservation Leaders, an exclusive, two-year leadership training, networking and mentoring program. He was one of twenty young conservationists to be nominated and selected for the inaugural class of this competitive program. He joined the board in 2008. He has also sat on advisory groups for the North American Pollinator Protection Campaign, Biodiversity Council, Alliance for Workplace Excellence, OurEarth.org and Mother Earth News magazine.

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