Infusoria vorticella feeds on bacteria in troubled waters

Infusoria vorticella feeds on bacteria in troubled waters. Theme of laboratory biological research under microscope. Microscopic protozoa in a drop of water under magnification. Microcosm close-up. You can buy this video for commercial use! Вы можете купить это видео для коммерческого использования! I in ShutterStock: https://vk.cc/ab59iE I in DreamsTime: http://goo.gl/c3On9u