This is great – experiments have reportedly shown that a sagebrush plant can recognise a genetically identical cutting growing nearby. What's more, the two clones communicate and cooperate with one another, to avoid being eaten by herbivores. But, as David Attenborough says in the foreword to his book The Private Lives of Plants, we cannot and should not assume this in any way confers sentience.

An account of an extraordinary fossil pit in Germany, its excavation and looting, and the eventual recovery of the Ida fossil and the understanding of its significance.