6 abril 2015
Introduced plants make up roughly half the diet of two subspecies of endangered tortoise, field research in the Galapagos reveals. Tortoises seem to prefer non-native to native plants and the plants may help them to stay well-nourished during the dry season.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/_t-Xs4BETrk/150406120857.htm
