The conservation of endangered species, habitats, and ecosystems along with education and research has been the traditional rational zoos give for their existence and importance.
(The conservation of endangered species, habitats, and ecosystems along with education and research; has been; the traditional rational zoos give for their existence and importance) (the traditional rational zoos; give; for their existence and importance)
The conservation of endangered species, habitats, and ecosystems along with education and research the traditional rational zoos
has been give
the traditional rational zoos give for their existence and importance
for their existence and importance