close-up of a black wildebeest grazing in the tall grasses of the South African savannah

black wildebeest whitetailed gnu wildebeest gnu grazing antelope hoofed southern africa wildlife horn south africa whitetailed herbivore conservation horns herd mammal fauna species safari reserve connochaetes gnou africa savannah mane wild wilderness group african bush brown ecology gnou nature national grass camp outdoor natural closeup adventure bucket list game biology black park