Story: Diseases of sheep, cattle and deer

Deer ticks

Deer ticks

The ear of this deer shows a severe infestation of adult ticks. The large dark-coloured ones are fully engorged with blood. This is the so-called New Zealand cattle tick Haemaphysalis longicornis. It can occur on sheep, cattle and deer.

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Massey University
Photograph by Peter Wilson

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How to cite this page:

Gary Clark, Neville Grace and Ken Drew, 'Diseases of sheep, cattle and deer - Infectious and parasitic diseases of deer', Te Ara - the Encyclopedia of New Zealand, (accessed 30 May 2023)

Story by Gary Clark, Neville Grace and Ken Drew, published 24 Nov 2008