Smithsonian National Museum of Natural History fish curator Sandra Raredon captured the images of thousands of fish specimens. All up, the institution, in Washington DC, has four million individual ...

Smithsonian scientists use X-ray images like this one to gather important information about the internal biology of a fish without dissecting or in any other way altering the specimen. This X-ray ...

Smithsonian National Museum of Natural History fish curator Sandra Raredon captured the images of thousands of fish specimens. All up, the institution, in Washington DC, has four million individual ...

For a limited time, visitors can view striking images of a variety of fish taken with X-ray technology. More than beautiful, these images help tell the story of each species’ evolution.