Venom: Why are some animals venomous? Are there venomous mammals? What are the most venomous animals

Why are some animals venomous and others not? Why aren’t we, humans, venomous? What is the difference between venom and poison? What are the most venomous animals in the world? Why has the Australian inland taipan developed a venom that can kill 100 humans, if the taipan doesn’t hunt or feed on humans? Why do we measure power of venom in humans killed? And how can we use venom to save human lives? These and other questions will be answered in my most scientific video (to date:-) Written and presented by E