After the fall of drug lord Pablo Escobar, the animals in his private zoo were abandoned. Some thrived, to lurk in the Colombian countryside.
In wetlands around the US, native wildlife is under threat from the rapidly multiplying nutria, a species native to Argentina.
Intelligent, hardy and adaptable feral pigs are thriving in Australia, endangering native species, spreading disease and even attacking people.
Often thought of as gentle giants, moose are big and defensive enough to be extremely dangerous, and increasingly they are moving into areas where they co-exist uneasily with humans. In this episode follow hunters in helicopters as they attempt to track down these marauding mammals and hear from moose attack victims who share their stories.
They may be associated with Wild West deserts, but coyotes are invading towns, attacking people and pets. With startling footage of them rampaging through suburban gardens, this episode investigates the tricks needed to fool animals that learn by example and have a sense of smell 20 times better than humans.
Lurking in our homes are tiny monsters feasting on human blood. Their mating is brutal and they reproduce at an incredible rate. Exterminators show the tactics used to eliminate these itchy pests and tackle common misconceptions about dealing with them.
Australia’s feral pigs are spreading disease, destroying farmland and even attacking people. Their population is exploding and if they’re not stopped, they could cause untold damage.
