Black-legged tick

Black-legged tick may refer to either of two species of ticks found in North America which are both vectors of Lyme Disease:

Ixodes scapularis, also known as the "deer tick" or "bear tick", found in eastern North America{{Cite journal |last1=Eisen |first1=Rebecca J. |last2=Eisen |first2=Lars |date=2018-04-01 |title=The Blacklegged Tick, Ixodes scapularis: An Increasing Public Health Concern |journal=Trends in Parasitology |language=English |volume=34 |issue=4 |pages=295–309 |doi=10.1016/j.pt.2017.12.006 |issn=1471-4922 |pmid=29336985|pmc=5879012 }}
Ixodes pacificus, the western black-legged tick, found on western coast of North America{{Cite journal |last1=McVicar |first1=Molly |last2=Rivera |first2=Isabella |last3=Reyes |first3=Jeremiah B. |last4=Gulia-Nuss |first4=Monika |date=2022-01-13 |title=Ecology of Ixodes pacificus Ticks and Associated Pathogens in the Western United States |journal=Pathogens (Basel, Switzerland) |volume=11 |issue=1 |pages=89 |doi=10.3390/pathogens11010089 |doi-access=free |issn=2076-0817 |pmc=8780575 |pmid=35056037}}