Evolution, Vol. 28, No. 4 (Dec., 1974), pp. 527-545 (19 pages) The role of interdemic selection in the evolution of altruistic characters has been the subject of considerable controversy for the past ...

How do cells know what they should become as the body develops? Biological development depends crucially on spatial patterns: ...

Natural selection is the process by which some organisms in a population survive and reproduce, while others do not, based on their bodies and behaviour. It is one of the processes by which species ...

A new study suggests that human ingenuity hasn't exempted us from the forces of evolution. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

A strange tiny species of crustacean has challenged the way we think about natural selection and evolution. This microscopic animal, known as a water flea or Daphnia pulex, generates genetic variation ...

Most of us know that as living things evolve, they take on traits that help them thrive in their home environments. But how ...