Why do we need zoos?

SUBSCRIBE ► The zoo has come a long way, transforming from a place of public entertainment, to the modern zoo, which many see as a centre for conservation. So why do we even need modern zoos? In this episode, David explores this very question. --- Special thanks to Chester Zoo! Zoo organisations ► WAZA – EAZA - BIAZA – --- We’re a team of Conservation Biologists. We make videos about biodiversity, ecology and conservation. Check out our website ► Follow us on Facebook ► and Twitter ► and Instagram ► David’s Twitter ► Phil’s Twitter ► Arran’s Twitter ► --- Ref ► http://journals.c