invasion – Floating pennywort, American mink and the Chinese mitten crab

Hundreds of native British animals and plants are being put at risk from an invasion of foreign species that thrive here because of rising global temperatures, the Government said yesterday. The problem is expected to become worse as warmer temperatures encourage the migration of hostile species, which include floating pennywort, American mink and the Chinese mitten crab.
www.telegraph.co.uk/, 28 May 2008