HAWS of urban highway and bridge spanning river, ZOOM OUT and PAN to shots of parks services team approaching Canada goose nesting on rooftop garden of Vancouver Library, man scares goose away and proceeds to addle eggs in nest, shots of panicked goose held at bay by assistant, interview as he explains why they are killing eggs (population control), CSs of goose back in its nest on rooftop, MSs of mate preening on ledge.