Richard Du Toit / Cape white-eye (Zosterops capensis) perched on Cape honeysuckle (Tecoma capensis) Garden Route National Park, Western Cape Province, South Africa.

Richard Du Toit / Greater double-collared sunbird (Nectarinia afra) at Cape honeysuckle (Tecoma capensis) flower, Garden Route National Park; South Africa; Western Cape Province; Wilderness

Richard Du Toit / Grey sunbird (Cyanomitra veroxii) feeding on Cape honeysuckle (Tecoma capensis) Western Cape Province, South Africa.

Rolf Nussbaumer / Ruby-throated hummingbird (Archilochus colubris), female in flight feeding on Yellow bells (Tecoma stans) flower, Hill Country, Texas, USA. August

Rolf Nussbaumer / Ruby-throated hummingbird (Archilochus colubris), male in flight feeding on Yellow bells (Tecoma stans) flower, Hill Country, Texas, USA. September

Rolf Nussbaumer / Ruby-throated hummingbird (Archilochus colubris), female in flight feeding on Yellow bells (Tecoma stans) flower, Hill Country, Texas, USA. September

Paul Harcourt Davies / Cape honeysuckle (Tecoma capensis) introduced species, widely cultivated in the Mediterranean region, in flower. Terracina, Lazio, Italy. September.