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Updated: Jun 28, 2025

At-Risk Butterfly Captive Propagation Programs to Enhance Life History Knowledge and Effective Ex Situ Conservation Techniques
Published on: February 11, 2020
Bruce R Pynn1, Bob Houghton2, Jim Layden3
1Chief of Dentistry and Oral and Maxillofacial Surgeon, Thunder Bay Regional Health Sciences Centre, Thunder Bay, Ontario, Canada. dr.pynn@thunderbayoralsurgery.ca.
Early British manufacturers used royal imagery on toothpaste and perfume packaging to boost sales. These ceramic containers, often found in excavations, showcase historical marketing and manufacturing techniques.
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