Fossilized tick found in amber indicates Lyme disease is older than human race
Original Source Tick larvae encased in a 15- to 20-million-year-old piece of amber contains oldest known ancestor of Borrelia burgdorferi. Veterinary professionals are no strangers to the stealthy spirochete Borrelia burgdorferi—but the discovery of spirochete-like cells in a 15-million-year-old amber-encased tick reveals that the bacteria have been lurking around long before humans walked the Earth. [...]