Charles darwin's book on the origin of species (1859) was considered an important contribution to modern science because it:

The answer is it synthesized information from diverse scientific fields in order to document evolutionary change. The book introduced the concept ‘survival for the fittest’ which is the basis for natural selection. In addition from accumulated evidence from research papers, the Beagle expedition to the Galapagos islands contributed to his findings.

your body is trying to warm itself up. or more precisely, sensors in your skin send messages to your brain to generate heat to your body.

the actual answer was 160934