Ask the Eucalyptus connoisseurs
Tuesday, November 23, 2010 - 13:00
in Biology & Nature
Koalas may be the pickiest marsupials around: They evolved to feed almost exclusively on the leaves of Eucalyptus trees, and they are highly selective when it comes to which species and even which individual trees they visit. When the furry leaf-eater settles on a particular tree, it relies on a number of factors, including taste, to make its selection.