Map of the study sites in North Canterbury, South Island, New Zealand. All sites represent well-described moa fossil assemblages, with geographical coordinates as follows: Pyramid Valley (42°58′22.0″S, 172°35′49.0″E) (42), Bell Hill Vineyard (42°58′19.36″S, 172°39′56.15″E) (37), Rosslea (42°57′53.83″S, 172°39′22.39″E) (44), Glenmark (43°00′00.0″S, 172°46′50.0″E) (43), and Glencrieff (42°58′07.45″S, 172°34′01.84″E) (57). Sample sizes are in parentheses.