Rolf Nussbaumer / Black Swallowtail Butterfly (Papilio polyxenes), female on Cowpen Daisy / Golden Crownbeard (Verbesina encelioides). Laredo, Webb County, Texas, USA, April.

Rolf Nussbaumer / Queen butterfly {Danaus gilippus} pair mating on Golden Crownbeard flower (Verbesina encelioides) Rio Grande Valley, Texas, USA

Sylvain Cordier / Man treating invasive plant with herbicide around Laysan abatross (Phoebastria immutabilis), colony on Eastern island, a man treats the Golden Crown-beard (Verbesina encelioides), Midway Atoll Nationa...

Rolf Nussbaumer / White-tailed Deer (Odocoileus virginianus) buck in flowering Cowpen Daisy/ Golden Crownbeard (Verbesina encelioides). Laredo, Webb County, South Texas, USA, April.

Rolf Nussbaumer / Caterpillar (Lepidoptera) adult walking on Cowpen Daisy, Golden Crownbeard (Verbesina encelioides). Laredo, Webb County, Texas, USA, April.

Rolf Nussbaumer / Caterpillar (Lepidoptera) adult walking on Cowpen Daisy, Golden Crownbeard (Verbesina encelioides). Laredo, Webb County, Texas, USA, April.

Rolf Nussbaumer / Cowpen Daisy, Golden Crownbeard (Verbesina encelioides). Laredo, Webb County, South Texas, USA, April.

Rolf Nussbaumer / Soldier beetles (Cantharidae), mating on Cowpen Daisy, Golden Crownbeard (Verbesina encelioides), blooming. Laredo, Webb County, South Texas, USA, April.

Rolf Nussbaumer / Soldier beetles (Cantharidae) mating on Cowpen Daisy / Golden Crownbeard (Verbesina encelioides) blooming. Laredo, Webb County, South Texas, USA, April.

Rolf Nussbaumer / Longhorn bees {Eucera nigrescens} on Golden Crownbeard (Verbesina encelioides) Rio Grande Valley, Texas, USA

Rolf Nussbaumer / Green Lynx Spider {Peucetia viridans} adult on Golden Crownbeard flower (Verbesina encelioides)feeding on Hover Fly, Rio Grande Valley, Texas, USA,