6533b7cefe1ef96bd12578b1

RESEARCH PRODUCT

false

Jean ChalineCharles Devillers

subject

PaleontologyGeologic time scaleBiosphereReproductive isolationGeologyCourse (navigation)

description

The history of life may be compared to a huge cable enclosing as many strands as there are fossil and present species. The biosphere, with its 2 million species, would then correspond to a transverse section through this cable.

https://doi.org/10.1007/978-3-642-77022-7_10