Hunting responsible for mammal declines in half of intact tropical forests. Even under the seemingly undisturbed canopy, hunting is reducing populations of large mammals by 40% on average, largely due to increased human accessibility to these remote areas.

See the source article by following the link below:
Hunting responsible for mammal declines in half of intact tropical forests. Even under the seemingly undisturbed canopy, hunting is reducing populations of large mammals by 40% on average, largely due to increased human accessibility to these remote areas.