Читать книгу Ecology - Michael Begon - Страница 24
1.4 The role of historical factors in the determination of species distributions
ОглавлениеOur world has not been constructed by someone taking each species in turn, testing it against each environment, and moulding it so that every species finds its perfect place. It is a world in which species live where they do for reasons that are often, at least in part, accidents of history. We illustrate this first by considering continental drift, a process that operates over a timescale of tens of millions of years.