The evolution of sex remains one of biology's greatest puzzles. While sexual reproduction dominates across the animal kingdom ...

The Universitat Autònoma de Barcelona (UAB) forms part of an international consortium that is preparing the Tree of Sex project, an ambitious initiative aimed at decoding the evolutionary complexity ...

In flowering plants, the transition from cross-fertilization (outcrossing) to self-fertilization has evolved repeatedly across species. This shift is often accompanied by a well-known set of traits ...

Stick insects that reproduce asexually cannot adapt as quickly in the course of evolution as sexually reproducing species, leading to a decrease in biological diversity, according to new research. An ...

Ohno, S. The development of sexual reproduction. -- Sharman, G.B. Evolution of viviparity in mammals. -- Jewell, P.A. Selection for reproductive success. -- Short, R ...

Two novel hypotheses have been proposed that address the “two-fold cost of sex”: one of the biggest enigmas in the evolution of sexual reproduction. The evolution of sexual reproduction in living ...

Aurora Ruiz-Herrera (upper row, second from the right) with members of the research team led by the IBB-UAB. The Universitat Autònoma de Barcelona (UAB) forms part of an international consortium that ...

Imagine a photograph of your great-grandparents, grandparents and parents side by side. You’d see a resemblance, but each generation would look distinct from its predecessors. This is the process of ...