Brittany Callan

Brittany  Callan currently works as a communications associate for the Medical College of Wisconsin. She received her Master's in Science in Journalism from the Medill School of Journalism at Northwestern University in 2018.

Content by Brittany Callan

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The cave system of Rio Secreto in Mexico lies underground in impenetrable darkness, locked away from all natural light. The creatures within have adapted to this environment.