Whose theory is right, Darwin or Lamarck?

Although Darwin's theory of evolution is ultimately the 'correct' understanding for the origins for the diversity of life, Lamarck was actually on to something. For those not in the know, Lamarck proposed that evolution of species was brought abou... read more

Since Darwin wrote the origin of species, no other theory was formulated, as Darwin was proven right. Darwin’s theory was improved tenfold, since it was formulated 150 years ago, by further discoveries. What i find baffling is how Lamarck’s theory is still referenced today, since it was discredited for long. read more

Lamarck's theory cannot account for all the observations made about life on Earth. For instance, his theory implies that all organisms would gradually become complex, and simple organisms disappear. On the other hand, Darwin's theory can account for the continued presence of simple organisms. read more

Lamarck and Darwin: Summary of Theories. Compilation of images of Lamarck, by Charles Thévenin [Public domain], and Darwin, by George Richmond [Public domain], via Wikimedia Commons. This chart will help you to compare Lamarck's mechanism for evolution with Darwin’s theory of natural selection. read more