Tag: Greenwich

Penguins are slow to evolve, making them vulnerable to climate change
Sliding down snowy Antarctic slopes and zipping through frigid waters, penguins seem perfectly suited to their environment. But the charismatic birds weren’t always flightless aquatic acrobats: Evolving from flying to swimming demanded an almost entirely new set of skills, body shapes, and functions. Now, new research uses an unprecedented combination of fossil records and genomic […]