A bald-ibis migration over the Alps is documented. Also: black-footed ferrets are bred on an industrial scale in a Colorado laboratory in hopes of bringing the species back from the brink of extinction.
A look at a breeding program for the Spix's macaw, a Brazilian parrot that now survives only in captivity. Also: a foster-parenting program for Australian brush-tailed rock wallabies aims to create enough newborns to rejuvenate its population.
An aye-aye breeding program at the Duke Lemur Center in North Carolina is spotlighted. Also: examining how a rapidly spreading cancer is decimating the world's Tasmanian devil population; scientists revive an entire population of Mauritius kestrels, small birds of prey that were nearly wiped out from sustained exposure to man-made pesticides.
A look at a captive-breeding program for Amur leopards, the rarest big cat in the world, with only an estimated 30 remaining in the wild. Also: zookeepers play matchmaker for gorillas at the London Zoo; and an elephant orphanage in Kenya is spotlighted.
This documentary series looks at how modern reproductive science is being used to save critically endangered species. In the premiere, a giant panda is artificially inseminated at Georgia's Zoo Atlanta. Also: tamarin experts work to save the tiny primates in the Brazilian Amazon, where their homes are being wiped out by deforestation; and a Indian rhinoceros gives birth at the Whipsnade Zoo in the U.K.