New York Times: Dr. Seibert, a professor emeritus at Colorado State University, and his colleague Martin Kastner, also a biologist, made the discovery while reviewing time-lapsed infrared footage of the snake pit.
linkNew York Times: Dr. Seibert, a professor emeritus at Colorado State University, and his colleague Martin Kastner, also a biologist, made the discovery while reviewing time-lapsed infrared footage of the snake pit.
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