The Redbay Ambrosia Beetle (Xyleborus glabratus) is a newly arrived pest that carries a fungus which causes wilt to trees in the Lauraceae family, such as Redbay (Persea borbonia), Swampbay (P. palustris), Sassafras (Sassafras albidum) and avocado (P. Americana). Read more here.
Albert (Bud) Mayfield, Florida Department of Agriculture and Consumer Services, Bugwood.org