Biologists like to say that reproduction is the ultimate investment, a costly gamble that shapes everything from lifespan to ...

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 ...

Quite an advantage in today’s world.

Add Yahoo as a preferred source to see more of our stories on Google. Unfurling fiddlehead of the Christmas fern (_Polystichum acrostichoides_). Jacob S. Suissa, CC BY-ND Imagine a photograph of your ...

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 ...

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

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 ...

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 ...

Meet the walking shark, a species of shark that can walk on land, survive low oxygen environments, and reproduce without wasting energy. There is a shark that can walk on land. That fact alone sounds ...

v. 1. Germ cells and fertilization.--v. 2. Embryonic and fetal development.--v. 3. Hormones in reproduction.--v. 4. Reproductive patterns.--v. 5. Artificial control ...