In Darwin's work "The Descent of Man," he primarily discusses what topic?

In "The Descent of Man," Charles Darwin focuses on the topic of human evolution. He builds on his earlier work in "On the Origin of Species," applying his theories of natural selection to human beings. Darwin explores how humans are related to other primates and discusses various traits that have evolved over time, which he links to survival and reproductive success. This work delves into the implications of evolution for understanding human nature, societies, and behaviors, making it a foundational text in the study of anthropology and human biology.

While genetics, environmental adaptation, and the future of mankind are relevant themes in the broader context of evolutionary study, Darwin’s primary concern in this particular work is to trace the evolution of humans and examine the processes that have led to the development of human characteristics over time. Thus, emphasizing the importance of understanding our evolutionary background is the key focus of this text.