The Internet Archive discovers and captures web pages through many different web crawls. At any given time several distinct crawls are running, some for months, and some every day or longer. View the web archive through the Wayback Machine.
books.google.com - Welfare research has established a range of scientific indicators of stress, welfare and suffering in animals that can be applied to all aspects of improving their welfare through good housing and management, and the topic continues to grow in importance among both professionals and the public.The practical...https://books.google.com/books/about/The_Encyclopedia_of_Applied_Animal_Behav.html?id=vrueZDfPUzoC&utm_source=gb-gplus-shareThe Encyclopedia of Applied Animal Behaviour and Welfare