On remote Codfish Island off the southern coast of New Zealand live the last 91 kakapo parrots on earth. Originally this bird numbered in the millions before humans brought predators to the islands. Now on the isolated island refuge, a team of scientists is trying to restore the kakapo population.

Honeybees are a crucial part of our food chain. As they gather nectar from flowers to make sweet honey, these bees also play an important role in pollination, helping some plants produce fruit. But large numbers of honeybees are disappearing every year ... and no one knows why.

Learn about what is being done to rescue and protect the 1,000 giant pandas that remain in China's forests.

Brenna, Maggie, and Zoe go to Florida to visit a manatee rescue center, where they learn about these endangered marine mammals.

For once, operations at the enormous zoo/theme park appear to be running smoothly (except for the occasional herring-related mishap in the penguin exhibit) and Teddy Fitzroy is finally able to give detective work a rest. But then a local lion is accused of killing a famous dog--and the dog's owner, an inflammatory radio host, goes on a crusade to have the cat declared a nuisance so it can be hunted. However, there's evidence that the lion might have...