Nat Geo Cactus
Impressive closeup of a bee in a Ferocactus flower from National Geographic’s Picture of the Day.
Cactus Bee, Arizona
Photograph by Mark W. Moffett, National Geographic
A cactus bee (Diadasia sp.) pollinates a barrel cactus in Tucson, Arizona.
Too close in to be able to identify the cactus species, but the red and orange striping is definitely indicative of a Ferocactus.