The University Museum of Natural History holds the university's zoological, entomological and geological specimens. The University Museum of Natural History holds the University's zoological, entomological and geological specimens. Entomological specimens make for excellent qualitative toxicological specimens. Inventory of the entomological fauna in the island has been conducted by various scientific institutions. Entomological (insect) warfare is a subtype of BW. This is achieved through publications, scientific meetings, supporting and funding entomological expeditions, and public events. The Canadian BW work would continue well after the war, including entomological research. In 1996 the Butterfly Association of the Entomological Society of China was founded. The United States seriously researched the potential of entomological warfare during the Cold War. During the 1950s the United States conducted a series of field tests using entomological weapons. Soft entomological tweezers are also sometimes used. Germany is known to have pursued entomological warfare programs during World War II. France is known to have pursued entomological warfare programs during World War II. The United States seriously researched the potential of entomological warfare (EW) during the Cold War. An English translation of his entomological works by T. Floyd was published in 1758.