Messelornis nearctica was a terrestrial bird which was likely non-adept at flight. It was omnivorous and ate fish, fruits, and seeds. Messelornis nearctica is one of several bird species associated with in the Green River Formation in the American West.
Primobucco mcgrewi was a small, long-legged roller (a bird group defined by their intricate arial maneuvers during courtship). Rollers like Primobucco hunt insects mid-flight, as well as small amphibians and snakes.
The specimens pictured here were prepared by hand in the Earth Experience Paleo Lab.
Presbyornis pervetus was a long-legged waterfowl that filter fed along the shorelines of the lakes that made up the Green River Formation environment with its duck-like beak. It was a member of the Anseriformes family, meaning it was related to modern ducks, geese, and swans.
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