It’s not always the best-adapted animal that survives. Sometimes, it’s the one that exploits its fellow creatures ...

Like humans, parrots have distinct vocal dialects and, like humans, they learn those dialects from their family and friends, so those dialects change when they relocate to a new area. Yellow-naped ...

The ability to learn by watching others interact had previously only been documented in humans, making macaws just the second species to demonstrate this ability (humans being the first). A captive ...

While lilac- and red-crowned parrots are classified as endangered in Mexico, the populations that've established themselves here in Southern California are thriving, even though the environment is ...

Grace Manthey is the senior visual data journalist and data team coordinator for CBS News and Stations. She is an Emmy-winning journalist and visual storyteller with a passion for telling stories that ...

The peppered moth is an iconic example of Charles Darwin’s theory of evolution by natural selection. For centuries peppered moths (Biston betularia) were common in the forests around Manchester, ...