The eighth episode, which comes out December 15, looks like it will be full of twists and surprises
Video
Labrador puppies help to calm cheetahs
Planet 
2Zookeepers assign dogs as best friends for life to speedy but shy African cats
Record-breaking wolf howl happens in Thompson, Manitoba
Weird Zone 02,033 people got together to set the Guinness World Record for most people howling like wolves for one minute
Miss Simpson floats to freedom
Planet 3After nine months of care, Snares penguin is released to journey from Tasmania to her home near New Zealand
Powerful magnitude 8.2 earthquake hits Mexico
World 2Though it was the strongest quake in the country in 100 years, deaths and damages were relatively low
Carnivorous plant has ultra-cool oceanic look-alike
Planet 0Venus flytrap anemone: an even cooler version of the Venus flytrap?