Behavior of the Lower Organisms (Classic Reprint)

Explore how simple life acts and adapts in a classic work that treats behavior as an objective, testable set of processes. This edition looks at how the lowest organisms respond to their world, not through theory alone but through careful observation and description.The book presents behavior as a foundational part of biology, showing how organisms regulate actions, modify habits, and interact with their environment. It covers a range of life from single cells to simple animals, illustrating how movement, reaction to stimuli, and changes in action reveal underlying principles of life. The narrative emphasizes an objective approach, aiming to separate outward behavior from subjective explanations while highlighting the links between reflexive responses and more complex psychic behavior.- Learn how amoebae, bacteria, and other unicellular organisms move and react to food, chemicals, light, heat, and electricity.- See how simple animals like Hydra and sea anemones move, right themselves, and adjust their actions in response to internal states and external conditions.- Discover how researchers study behavior from an experimental, laboratory‑based perspective, and how patterns of variation, regulation, and development emerge.- Understand how the book connects basic observations with broader questions in biology and the origins of behavior.Ideal for readers curious about the roots of comparative psychology and the science of behavior, this work suits students and general readers who want a clear, experiment‑driven view of how the smallest forms of life behave. Read more