More than 300 dogs in WA and the NT have tested positive to canine ehrlichiosis, a potentially fatal disease transmitted by ticks.
Ticks like this one, shown magnified with an electron microscope, can transmit bacteria that cause severe illnesses in humans.
Fernando Otalora-Luna/University of Richmond
What might look like a mild case of COVID-19 could actually be a bacterial infection from a tick bite, with potentially debilitating symptoms if it goes untreated.
Lyme disease patients hold a rally outside the Irish Parliament.
Artur Widak/NurPhoto via Getty Images
Lyme disease is the most common tick-borne disease in the West.
Middlebury Assistant Professor David Allen prepares to inspect a piece of canvas dragged through the forest to collect ticks.
Todd Balfour/Middlebury College
Scientists know the bacterium that causes Lyme disease has been out in the wild since long before any biological weapons research could have focused on it. And that's just for starters.
Lyme disease: beware what bites you this summer.
AnastasiaKopa/Shutterstock
Tick-borne diseases are becoming more common in the United States. A public health entomologist outlines some of the lesser-known threats ticks pose to human health.
A smokey haze from wildfires burning in the region blankets Vancouver, B.C.
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From heat stroke to asthma to lyme disease, climate change already poses a serious health risk.
If you are bitten by a tick that is infected with Lyme disease, a single dose of antibiotics can prevent an infection from developing, if administered within 72 hours of tick removal.
(Shutterstock)
If you are bitten by a tick, you need to find out what species it was, fast. A research team has developed a website to help people in Quebec, Ontario and New Brunswick do just that.
A female blacklegged deer tick crawls along a piece of straw.
(Shutterstock)
Ticks are generally inactive in the winter and start to look for their next meal as temperatures warm up. But as winters warm, every season may become tick season.
Expansion of the blacklegged and other tick populations across Canada over the last few years mean an increased risk of diseases like Lyme disease. It is wise to do a full body tick check on ourselves and our pets when we come in from the outdoors.
(Shutterstock)
Is our changing climate making regions of the US more suitable for ticks and mosquitoes that spread diseases? Or is the climate changing human physiology making us more vulnerable?
The female longhorned tick, Haemaphysalis longicornis, crawling on a leaf.
Jim Occi, Rutgers Center for Vector Biology
There is a new type of tick spreading in New Jersey, and it doesn't need a male to reproduce. It's known to spread disease and is proving
difficult to eradicate.
A female deer tick on a piece of straw.
Steve Ellingson/Shutterstock.com
In Australia, only three infectious diseases are known to be transmitted from ticks to humans: Queensland tick typhus; Flinders Island Spotted Fever; and Q fever.
An engorged female tick on the forehead of a dog. To get this big, they need to suck blood for about four days. While this is happening, the tick is injecting neurotoxins into the bloodstream.
Rob Webster
Tick paralysis affect 10,000 dogs each year in eastern Australia, and the treatment can be very expensive. Fortunately, a new drug available is available.
Ixodus ricinus tick, which spreads Lyme disease in Europe.
Richard Bartz
A government investigation into whether Lyme disease exists in Australia and how to treat it has ended without being able to resolve the issues. But there is a plausible explanation for why people here…