Gram-positive ((of bacteria) being or relating to a bacterium that retains the violet stain used in Gram's method). Gram-negative ((of bacteria) being of or relating to a bacterium that does not retain the violet stain used in Gram's method). Hyponyms (each of the following is a kind of bacteria):
Outdoors experts: Keep ticks off by spraying repellent on your clothes. A female deer tick. Shane Wilkinson, camping equipment manager at Bass Pro Shops in the Fingerlakes Mall, said he was among those who mistakenly thought this past winter was going to put a real hurt on the ticks.
Tick Collars. Collars that repel ticks are an additional preventive you can use, though they are mainly only useful for protecting the neck and head from ticks. The collar needs to make contact with your catâs skin in order to transfer the chemicals onto the catâs fur and skin.