There are many animals in the world, but some can be dangerous to humans. The most dangerous animals impress not only with their strength but also with their venom, capable of inflicting serious harm in an instant. Black mamba Black mambas (Dendroaspis polylepis) are the longest venomous snakes in Africa, reaching lengths of up to 2.5 meters. They are also among the fastest snakes in the world, reaching speeds of up to 20 km/h, according to National Geographic. A black mamba bite is almost always fatal if timely assistance is not provided. Each of its fangs contains 12 to 20 drops of venom, an…