What's super interesting about Lyme disease is that the cycle is larval and nymphal ticks get infected from (typically) a rodent, then if they feed on a deer, n

What's super interesting about Lyme disease is that the cycle is larval and nymphal ticks get infected from (typically) a rodent, then if they feed on a deer, not only does the deer not get infected, it appears to cure the tick. Also female ticks do not pass this on to their offspring.