defaunation
noun
- loss or extinctions of animals in the forests
Wiktionary
noun
Etymology: From de- + fauna + -ation.
- The loss of animals from a habitat
“For this reason, the symbolic dimensions of defaunation can be of direct relevance to any initiative aiming for sustainable wildlife management and biodiversity conservation in areas inhabited by hunter-gatherers (Franzen 2005; Lu 2001).”