The book explains foundational ecological principles using a hands-on approach that features analyzing data, drawing graphs, and undertaking practical exercises that simulate field work. The book provides students and lecturers with real life examples to demonstrate basic principles. The book helps students, instructors, and those new to the field learn about the principles of ecology and conservation by completing a series of problems. Prior knowledge of the subject is not assumed; the work requires users to be able to perform simple calculations and draw graphs. Most of the exercises in the book have been used widely by the author's own students over a number of years, and many are based on real data from published research. Exercises are succinct with a broad number of options, which is a unique feature among similar books on this topic.