LifeLlamas solve problems faster after watching people do it Llamas are able to learn from other llamas and even more effectively from humans, possibly because thousands of years of domestication gave them the ability to read human social cues News
LifeButterflies evolved 100 million years ago in North America Many researchers thought butterflies first evolved in Asia, but a global genetic analysis suggests they arose in North America, well before the non-avian dinosaurs went extinct News