Some animals are known for their ferocity and unrelenting aggression. These top 10 most aggressive animals on Earth are nature’s ultimate fighters, ready to defend, attack, or dominate their habitats.
Analysis - Compared with Africa's other big animals, hippos have been relatively neglected in scientific research. Partly, this is because they're hard to study and dangerous to encounter.
Over the last century hippo populations have been hit hard by habitat loss, poaching and conflict with humans. Overall crude population estimates vary from 60,000 to 87,000 in southern Africa, so ...