Galapagos Conservancy , 2006 . The increase in introduced species is staggering there were 1321 registered species introduced in 2007 , ten times the amount in 1900 (Watkins Cruz , 2007 . The number of introduced plant species is much higher than native plants (748 /500 . There are 180 species of endemic plants , sixty percent of which are considered threatened (2007 . Many of the insect and invertebrate species that have been introduced to the Galapagos are a high risk , with the potential of negatively affecting...
research ~
unesco ~
islands ~
unesco ~
ecuador ~
galapagos islands ~
galapagos ~
islands ~
galapagos ~
galapagos conservancy
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