Changes

[[Image:Deer tick.jpg|thumb|right|150px|Deer tick - Scott Bauer]]

[[Image:Deer tick.jpg|thumb|right|150px|Deer tick - Scott Bauer]]

[[Image:Ticks mating.jpg|thumb|right|150px|''Ixodes ricinus'' mating - Wikimedia Commons]]

[[Image:Ticks mating.jpg|thumb|right|150px|''Ixodes ricinus'' mating - Wikimedia Commons]]

[[Image:Engorged ''Ixodes scapularis''.jpg|thumb|right|150px|Engorged ''Ixodes scapularis'' - Thomas Hedden]]

[[Image:Engorged Ixodes scapularis.jpg|thumb|right|150px|Engorged ''Ixodes scapularis'' - Thomas Hedden]]

Ticks are ectoparasites which live by hamatophagy on the blood of mammals, birds and sometimes reptiles and amphibians. Ticks are of considerable veterinary importance, particularly in warmer climates where they can cause substantial economic losses through decreased productivity and disease. They are also also important in human medicine as they cause [http://en.wikipedia.org/wiki/Lyme_disease Lyme Disease] (boreliosis) and [http://en.wikipedia.org/wiki/Tick-borne_meningoencephalitis tick-bourne encephalitis/meningoencephalitis].

Ticks are ectoparasites which live by hamatophagy on the blood of mammals, birds and sometimes reptiles and amphibians. Ticks are of considerable veterinary importance, particularly in warmer climates where they can cause substantial economic losses through decreased productivity and disease. They are also also important in human medicine as they cause [http://en.wikipedia.org/wiki/Lyme_disease Lyme Disease] (boreliosis) and [http://en.wikipedia.org/wiki/Tick-borne_meningoencephalitis tick-bourne encephalitis/meningoencephalitis].