Medicine: Diseased Rabbits

Bacterium tularense was first discovered and named by Dr. George W. McCoy of the U. S. Public Health Service in 1912, after he had isolated it from ground squirrels in Tulare County, Calif. In 1920, Dr. Edward Francis of the Public Health Service discovered that jack rabbits in the states around Great Salt Lake were infected with this disease, and that the human disease known as deer-fly fever was transmitted to man by the bite of a blood-sucking fly, which had been infected previously by biting the diseased jack rabbit.

Now Dr. J. R....

Want the full story?

Subscribe Now

Subscribe
Subscribe

Get TIME the way you want it

  • One Week Digital Pass — $4.99
  • Monthly Pay-As-You-Go DIGITAL ACCESS$2.99
  • One Year ALL ACCESSJust $30!   Best Deal!
    Print Magazine + Digital Edition + Subscriber-only Content on TIME.com

Learn more about the benefits of being a TIME subscriber

If you are already a subscriber sign up — registration is free!