▁sil ky , ▁flow ing ▁tail ▁of ▁the ▁black ▁w ilde be est ▁is ▁used ▁to ▁make ▁fly - wh is ks ▁or ▁ch ow ries . ▁ ▁Wil de be est ▁benefit ▁the ▁e cos ystem ▁by ▁increasing ▁soil ▁fert ility ▁with ▁their ▁ex cre ta . ▁They ▁are ▁econom ically ▁important ▁for ▁human ▁be ings , ▁as ▁they ▁are ▁a ▁major ▁tour ist ▁att raction . ▁They ▁also ▁provide ▁important ▁products , ▁such ▁as ▁le ather , ▁to ▁humans . ▁Wil de be est , ▁however , ▁can ▁also ▁have ▁a ▁negative ▁impact ▁on ▁humans . ▁Wild ▁individuals ▁can ▁be ▁compet itors ▁of ▁commercial ▁liv est ock , ▁and ▁can ▁transmit ▁dise ases ▁and ▁cause ▁ep ide m ics ▁among ▁animals , ▁particularly ▁domestic ▁cattle . ▁They ▁can ▁also ▁spread ▁t icks , ▁lung w orm s , ▁t ape w orm s , ▁f lies , ▁and ▁param ph ist ome ▁fl uk es . ▁ ▁Cultural ▁dep ict ions ▁▁ ▁The ▁black ▁w ilde be est ▁is ▁dep icted ▁on ▁the ▁coat ▁of ▁arms ▁of ▁the ▁Province ▁of ▁Natal ▁in ▁South ▁Africa . ▁Over ▁the ▁years , ▁the ▁South ▁African ▁authorities ▁have ▁issued ▁several ▁st amps ▁displaying ▁the ▁animal ▁and ▁the ▁South ▁African ▁M int ▁has ▁struck ▁a ▁two ▁cent ▁piece ▁with ▁a ▁pr ancing ▁black ▁w ilde be est . ▁ ▁Mov ies ▁and ▁television ▁shows ▁also ▁feature ▁w ilde be ests , ▁including ▁Kh um ba ▁( M ama ▁V ), ▁The ▁Wild ▁( K azar ▁and