In a strip of greenery between Berlin’s Natural History Museum and a busy street, bumble bees move swiftly between flowers while a ladybug makes its way along a leaf full of aphids and bugs crawl about. In a strip of greenery between Berlin’s Natural History Museum and a busy street, bumble bees move swiftly between flowers while a ladybug makes its way along a leaf full of aphids and bugs crawl about. Ecology Phys.org – latest science and technology news stories