The real skeleton: 3D scan of the Nation's T. rex by the
Smithsonian Institution (USNM 555000, courtesy U.S. Army Corps of Engineers & Museum of the Rockies), for non-commercial educational use · living T. rex: "
Tyrant King" by Marcel Schanz (
CC BY 4.0), its mouth closed here · sky, ground, ferns and fir trees:
Poly Haven (CC0) · the robin: made from Kelly's own photo · Kathy and the paleontologists: storybook figures made for this page · the child, truck and museum are built in code, after the science · narrated by Kelly, in her own voice · real sounds of each place from Freesound (
CC0, thank you!):
river and birds (Garuda1982),
soft wind (florianreichelt),
prairie morning (Danjocross),
museum hall (visionear) · music-box tune made for this page