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Australian Paralysis Tick

Australian Bush or Paralysis Tick crawling on the back of a hand

Scientific Name: Ixodes holocyclus

Size: TL 4mm (before feeding)

What does it look like?

The Australian Paralysis Tick generally appears flattened, with 8 legs (adults), and can grow to the size of a pea after feeding. Colour variable, from yellowish-brown to greyish.

Where is it found?

Eastern Australia, east of the Great Dividing Range.

What are its habitats & habits?

The Australian Paralysis Tick is found in moist habitats, including wet sclerophyll forests, temperate rainforests, woodlands, grasslands and adjacent parks and gardens, where it is most active in times of high humidity or following rains. Most tick bites cause only minor swelling, itchiness and redness, but some people can develop more severe reactions, including anaphylaxis, breathing difficulty, facial paralysis, sensitivity to bright light, dizziness and fevers.

Interesting facts

Also known as: Grass Tick; Bush Tick; Seed Tick

Australia is a beautiful and rugged country where you may encounter potentially dangerous wildlife, stinging plants, expansive remote areas and temperatures that can create major health issues. There are several ways you can ensure your safety while visiting Australia’s wild places. Find out more how how to stay safe and enjoy your holiday here.

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A Naturalist's Guide to the Dangerous Creatures of Australia front cover

This species features in my book A Naturalist’s Guide to the Dangerous Creatures of Australia

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