Plant-animal interactions are biological processes that occur between plants and animals in an ecosystem. Biodiversity is a key factor in the propagation and sustenance of an ecosystem. The symbiotic relationships that are formed by different species contribute to vital environmental processes such as pollination, seed dispersal, etc. Species evolution also depends on the surrounding environment. Natural resources are common for all species and cooperation and competition depends on the availability of food and water. From theories to research to practical applications, case studies related to all contemporary topics of relevance to this field have been included herein. With state-of-the-art inputs by acclaimed experts of this field, this book targets students and professionals.