Tag: "louder" at biology news

Singing for survival

...nly at close range, but which rapidly changed into louder notes heard over long distances. They said, "We found that gibbons produce loud and conspicuous songs in response to predators to alert kin, both near and far ?since gibbons frequently change group compositions, neighbouring groups often consist of...

Beauty and the brain

...tate processing of certain objects and they ring a louder bell. "This parsimonious explanation," he said, "accounts for cultural differences in beauty ?and historical differences in beauty as well ?because beauty basically depends on what you've been exposed to and what is therefore easy on your mind." ...

Defenseless plants arm themselves with metals

...ocked," he said. "It's like yelling into the phone louder and louder, but no one can hear it." Salt and his colleagues also show in the current study that salicylic acid induces production of a molecule called glutathione, a potent antioxidant that protects plants from metal. Because the production of glut...

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