1+ week, 6+ day ago   (349+ words) Long-term study in Brazil shows black-striped capuchins rely more on small vertebrates when plant foods are limited, with implications for early human diets Researchers have observed monkeys hunting and eating small vertebrates when fruit and vegetables become scarce. This behavior,…...

3+ week, 23+ hour ago   (698+ words) To a fly, a flyswatter coming toward it can appear slower and more finely segmented than it does to the human eye. Small birds can detect rapid flickering in lighting that humans perceive as a continuous glow. Clock time flows…...

4+ week, 1+ day ago   (284+ words) Chinese Academy of Sciences analyzes Zhengheornis buhui tail bones to trace early bird evolution 150 million years ago Most terrestrial dinosaurs are known to have had tails so long that they accounted for more than half of their body length. Theropod…...