sentences:  They have a huge resource of technical skills and dedicated people.As habitats shrink and collection-managed populations grow, the definition of what is a zoo, what is a botanic garden, what is a reserve, and who is a collection-based conservationist, who is a field-based conservationist, will inevitably blur.Indeed, zoos, aquariums and botanic gardens have an opportunity to establish themselves as models of ‘integrated conservation’.