zoosphere

noun2

1. •
   The animals of the Earth, especially as an ecosystem.

   • For quite clearly, although we are animals, bound in the web of causality that joins us to the zoosphere, we are not just animals. — 2017
2. •
   A layer in which animals are present.

   • […] this mode of selection does not seem to apply to the zoosphere of the investigated Antarctic sediments. — 1988