ENSC 320 Lecture Notes - Lecture 17: Vivarium, Insitu, Middle Ages

• School: Queen's University
• Department: Environmental Studies
• Course: ENSC 320
• Professor: Ryan K Danby

Document Summary

Ensc 320 lecture 17 nov 14 2017. In-situ vs ex-situ conservation: ex-situ: preservation of components of biological diversity outside natural habitats (ex: zoos) In-situ: preservation of components of biological diversity within natural habitat (ex: national parks) Both in the zoos and during capture and transport of the animals: average life span of a carnivore in captivity was just 2 years. Animals were mistreated, not provided with adequate habitat or diet. In 1887, william hornaday proposed establishing a national zoo as a sanctuary for the american bison. In 1889, national zoological park established for advancement of science and instruction and recreation of people: by then there was increasing concern with treatment of captive animals. Recreation and education: recreation continues as important shaping force in today"s zoos, 120 million people visit us zoos annually (more than all sporting events combined, 600 million visitors worldwide, significant revenue generator.