Michael & Patricia Fogden / Auckland Tree Weta (Hemideina thoracica), Tiritiri Matangi Island, New Zealand

Piotr Naskrecki / Dung Beetle (Kheper aegyptiorum) pair rolling dung ball, Gorongosa National Park, Mozambique

Piotr Naskrecki / Dung Beetle (Kheper aegyptiorum) pair rolling dung ball, Gorongosa National Park, Mozambique

Vincent Grafhorst / Dung Beetle (Kheper aegyptiorum) on a heap of dung, Khama Rhino Sanctuary, Serowe, Botswana

Vincent Grafhorst / Dung Beetle (Kheper aegyptiorum) group on heap of dung, Khama Rhino Sanctuary, Serowe, Botswana

Vincent Grafhorst / Dung Beetle (Kheper aegyptiorum) rolling a dung ball, Gaborone Game Reserve, Botswana

LUKE B. BARNETT / Egyptian dung beetles on dung ball (Kheper aegyptiorum) Serengeti NP, Tanzania