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 | | Apr. 08-27, 2012 | 401 | Naturalist Guide Certificate Program |
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 | | May. 01-04, 2012 | 501 | Wildlife Watching in Grizzly Country |
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 | | May. 11-13, 2012 | 502 | The Wolves of Yellowstone |
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 |  | May. 11-12, 2012 | 503 | Celebrate the Marvels of Migration |
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 |  | May. 21-24, 2012 | 504 | The Ecology of Fear: Wolves, Elk, and Trophic Cascades |
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 | | May. 24-25, 2012 | 505 | Wilderness First Aid |
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 |  | May. 24-26, 2012 | 506 | Unraveling Lamar Valley’s Landscape |
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 | | May. 25-27, 2012 | 507 | Behind the Scenes of Wolf Management and Ecology |
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 | | May. 27-28, 2012 | 508 | Spring Babies |
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 | | May. 28-31, 2012 | 509 | Wildlife Watching in Grizzly Country |
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 | | May. 29-Jun. 01, 2012 | 510 | Mammal Signs: Interpreting Tracks, Scat, and Hair |
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 | | Jun. 02-05, 2012 | 601 | Spring Into Wildlife Photography |
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 | | Jun. 02-05, 2012 | 602 | Bears: Bones, Signs, and Stories |
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 |  | Jun. 06-10, 2012 | 603 | Lamar Wildlife Getaway |
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 | | Jun. 08-10, 2012 | 604 | Stagecoaches in Old Yellowstone |
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 |  | Jun. 15-17, 2012 | 605 | Grizzly Bears and Humans: Can We Get Along? |
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 |  | Jun. 16-18, 2012 | 606 | Birds of Yellowstone |
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 |  | Jun. 19, 2012 | 607 | Follow Your Own Trail Across Yellowstone |
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 | | Jun. 21-22, 2012 | 608 | Ghost Hotels of Yellowstone |
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 | | Jun. 24-26, 2012 | 609 | Wildflowers of Yellowstone |
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 |  | Jun. 24-27, 2012 | 610 | Off-Trail Hiking On the Northern Range |
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 | | Jun. 27-28, 2012 | 611 | Who’s There? Finding Owls in Yellowstone |
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 | | Jun. 29-Jul. 02, 2012 | 612 | Summer Wildlife Watching |
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