The emperor penguin, the world's largest penguin, faces a dramatic population decline over the next 85 years, researchers say. Shrinking Antarctic ice sheets threaten the habitat and food sources of the emperor penguin.
The sucker-footed bats of Madagascar have finally found an ancestor, in an Egyptian excavation site. Five little jawbones offer big clues about where bats originated, and how they migrated across ancient continents.
Penguins in Punta Tombo, Argentina, have a new foe to contend with – global climate change. Heavy rains and high temperatures are endangering the world's largest breeding colony of Magellanic penguins.