BOB GIBBONS / SCIENCE PHOTO LIBRARY BOB GIBBONS / SCIENCE PHOTO LIBRARY
Brimstone butterfly egg on buckthorn. Close-up of the egg (white) of a common brimstone butterfly (Gonepteryx rhamni) that have been laid on the budding leaves of a purging buckthorn (Rhamnus cathartica). Photographed in spring.
Model release not required. Property release not required.