Charlie Summers / Vitalline masked weaver (Ploceus velatus uluensis) perched on an aloe plant. Serengeti, Tanzania, March.

Vincent Grafhorst / Quiver Tree (Aloe dichotoma) and star trails, Keetmanshoop, Namibia

Vincent Grafhorst / Quiver Tree (Aloe dichotoma) group, Keetmanshoop, Namibia

Vincent Grafhorst / Quiver Tree (Aloe dichotoma), Keetmanshoop, Namibia

Vincent Grafhorst / Quiver Tree (Aloe dichotoma) group on grassland, Keetmanshoop, Namibia

Vincent Grafhorst / Meerkat (Suricata suricatta) on boulder in Quiver Tree (Aloe dichotoma) grassland, Keetmanshoop, Namibia

Vincent Grafhorst / Meerkat (Suricata suricatta) on boulder in Quiver Tree (Aloe dichotoma) grassland, Keetmanshoop, Namibia

Vincent Grafhorst / Meerkat (Suricata suricatta) on boulder in Quiver Tree (Aloe dichotoma) grassland, Keetmanshoop, Namibia

Vincent Grafhorst / Rock Hyrax (Procavia capensis) juvenile in Quiver Tree (Aloe dichotoma) grassland, Keetmanshoop, Namibia

Vincent Grafhorst / Quiver Tree (Aloe dichotoma) group and star trails, Keetmanshoop, Namibia, stacked image*

Theo Allofs / Quiver Tree (Aloe dichotoma) group stormy sky, Namib Desert, Namibia

Theo Allofs / Quiver Tree (Aloe dichotoma) group and mountains, NamibRand Nature Reserve, Namibia