Avian disease research. Veterinary pathologist (left) and microbiologist (right) determining the success of a new vaccine technology by taking throat swabs from chickens. This is being done as part of research to reduce the threat of exotic avian diseases. Photographed in a secure containment facility, Athens, Georgia, USA. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Ausmus, Stephen / US Department of Agriculture |
Bildgröße: | 3385 px × 2595 px |
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