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Read more about the article Parasites as drivers and passengers of biological invasions
A classic example of a parasite influencing an invasion is the replacement of the red squirrel (Sciurus vulgaris) by the grey (S. carolinensis) in the UK. The invasion of the grey and severe population decline of the red has been mediated at least in part by parapoxvirus introduced from North America along with the grey squirrels.
2016 / News

Parasites as drivers and passengers of biological invasions

Alien species are a common sight around the world. Yet, the diversity and ubiquity of these species belies the fact that many alien introductions fail to take hold.

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23 February 2016