#6 Blue-Ringed Octopus In Australia’s tide pools, the blue-ringed octopus appears harmless at first, barely bigger than a golf ball. But when threatened, it flashes glowing blue rings across its body ...

Seeing kangaroos in the wild is a dream for many travelers to Australia. But as one tourist learned the hard way, wild kangaroos are fast, reactive, and intimidating creatures that can threaten people ...