The Great London [04/09/24] 

  • Natural Heritage: Sampling species' DNA trails is leading to better environmental monitoring

    Using a technique that can tell if a species has passed by from just a sample of water, scientists are developing new ways to assess ecosystems.Great crested newt [Credit: Imperial College London]All animals shed fragments of DNA as they go about their lives – in faeces, mucous, sperm and eggs, shed skin, hair and, eventually, the…