I believe it would be an alligator. Alligators like the taste of humans rather than other animals noted as "deadly" who do not care for our taste. Rather than Large animals, A poisoness frog would be very dangerous in South Africa, and as of insects and Spiders the black widow and brown recluse are highly venomous. My mother almost gave her life to a brown recluse on a quick hiking trip.
Hippopotamus
Michael Meyers.
No, the largest animal is the blue whale.
man
Malaria is the biggest killer in Africa, causing over 400,000 deaths annually. It is transmitted through mosquito bites and disproportionately affects children under five and pregnant women. Controlling mosquito populations and improving access to prevention methods like bed nets and effective treatments are key strategies in combating malaria.
leopard seals & orcas, (killer whales). oh and man with the chemicals that flow into the oceans.
Tobacco
killer whale
Whales!
people!
the biggest animal in Montana is the bison
yes actually the biggest killer in the world 20 by 60 ft