Greenland, 2 MYA

Scientific American | Mammoth Travels

Scientific American | Age of the Mammals

Scientific American | Ectoconus (Age of the Mammals)

Royal Saskatchewan Museum | Ponteix plesiosaur

Royal Saskatchewan Museum | Tylosaurus

Royal Saskatchewan Museum | Prognathodon

Centre for Palaeogenetics | Siberian Rhinos

Ice Age Fossils State Park | Sunset Scavengers

Ice Age Fossils State Park | Beneath the Surface

Ice Age Fossils State Park | Mammoths at the Springs

Ice Age Fossils State Park | American Lions at the Wash

Centre for Palaeogenetics | Winter Steppe Mammoths

National Parks Service | Tule Springs Fossil Beds

Anatomy of the Hunt

Natural History Museum Signage | Part I

Natural History Museum Signage | Part II

Natural History Museum Signage | Part III

The Minnesota Zoo | Tiger Base Camp

The Nature Conservancy | Gulf Migratory Species

The Minnesota Zoo | Nesting Hornbills

The Minnesota Zoo | Freshwater Mussel Lab

The Minnesota Zoo | Rain Garden

The Minnesota Zoo | Northern Trail

The Minnesota Zoo | Discovery Bay Estuary

The Minnesota Zoo | Discovery Bay Tidepool

Quarry Hill Nature Center | Minnesota Mammals

QHNC | Midnight Prairie Backdrop

Children's Discovery Museum San Jose | Then and Now

Pennsylvania Innovations Mural

Zastrozzi Postcard | 6 Elements Theater Company

Ultimate Showdown

The Minnesota Zoo | Indo-Pacific Coral Reef

The Minnesota Zoo | Animal Identification and Graphics

The San Diego Zoo | Australian Outback Creatures