Garamba sits in a seam. The park straddles the transition between two great biological zones, the Guinea-Congolian forest and the Guinean-Sudanese savanna, and that overlap gives it an unusual richness. Elephants here are a genetic blend of bush and forest subspecies. Giraffes graze the woodland; hippos crowd the rivers; lions, buffalo, giant forest hogs, and hyenas move through the grass. Some 286 bird species have been recorded, including the long-legged secretarybird stalking the savanna, enough for BirdLife International to designate the park an Important Bird Area. Hunting reserves wrap around it on three sides, and to the north and northeast lies South Sudan, a border that has shaped Garamba's fate as much as any river or ridge. War, refugees, and weapons have crossed it for decades; between 1991 and 1993 alone, some fifty thousand Sudanese fleeing their own conflict settled just outside the park, and poaching surged in their wake.

Northern white rhinos once roamed from Chad to Uganda. Poaching in the 1970s and 1980s erased them almost everywhere, until Garamba held the only wild population left. Through the 1990s their numbers hovered between twenty and thirty. Then came collapse: around thirty in 2003, only four confirmed by 2006, and by 2008, none. The subspecies survives now only under armed guard in Kenya, down to two animals — Najin and Fatu — both female. Garamba's grass would not stay empty forever, though. In 2023, in a careful act of restoration, sixteen southern white rhinos, a related subspecies, were airlifted from a private reserve in South Africa back into the park, the first rhinos to walk this land since the wild northern whites vanished.

Defending Garamba has cost lives, and the toll is not abstract. Poachers killed at least twenty-one rangers in the decade up to 2017. On 2 January 2009, fighters attacked the park's Nagero headquarters, killed at least eight people including two rangers, wounded thirteen more, and burned buildings before stealing food and fuel. In April 2016 poachers shot dead three rangers and wounded others, among them the park's manager. The following April, two more rangers were killed by elephant poachers. These were ICCN park staff, often backed by Congolese soldiers, going out against armed groups for a salary and a conviction. In 2017 the Tribeca Film Festival posthumously gave its Disruptor Award to rangers killed at Garamba, honouring their bravery in defending elephants.

Since 2005 the park has been run by the non-profit African Parks in partnership with Congo's wildlife authority, the ICCN, and the strategy has begun to bite. Elephant poaching, which claimed dozens of animals a year at its worst, fell from ninety-eight killed in 2015 to just three in 2022 under tougher enforcement. The giraffes, down to thirty-eight in 2016, recovered to seventy-one by 2022. Garamba is still no easy tourist destination, ringed by instability and history. But the documentary record kept growing, including a 2017 virtual-reality film directed by Kathryn Bigelow that put viewers in the rangers' shoes. The park endures because people keep choosing to walk its grass with rifles, season after season, so that something wild remains to defend.