Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment.View full profile Rachael has a degree in Zoology ...

UC Davis scientists discovered how walnut trees switch between male and female flowering, a trait that’s been stable for 40 million years. The trees’ “sex timing” depends on two ancient gene variants ...

Hello Mid-Ohio Valley farmers and gardeners! A chance of frost is in the forecast as the growing season winds its way down. Many gardeners perform a fall cleanup and plant a cover crop such as winter ...

UC Davis graduate student Jeffrey Groh has discovered how walnut trees are able to produce flowers of different sexes at different times in the same season. The genetic mechanism is similar to sex ...