I control therefore I am: chimps self-aware, says study
Chimpanzees are self-aware and can anticipate the impact of their actions on the environment around them, an ability once thought to be uniquely human, according to a study released Wednesday.
First rainforests arose when plants solved plumbing problem
A team of scientists, including several from the Smithsonian Institution, discovered that leaves of flowering plants in the world's first rainforests had more veins per unit area than leaves ever had before. ...
Researchers turn to museums to track down clues in mysterious amphibian declines
There's a crisis among the world's amphibians -- about 40 percent of amphibian species have dwindled in numbers in just three decades. Now, museum jars stuffed full of amphibians may help scientists decide ...
Study shows how mosquitoes handle the heat of a hot blood meal
Mosquitoes make proteins to help them handle the stressful spike in body temperature that's prompted by their hot blood meals, a new study has found.
Bright bills in mallards helps duck semen fight bacteria
Social wasps show how bigger brains provide complex cognition
Across many groups of animals, species with bigger brains often have better cognitive abilities. But it's been unclear whether overall brain size or the size of specific brain areas is the key.
Instant evolution in whiteflies: Just add bacteria
In just six years, bacteria in the genus Rickettsia spread through a population of the sweet potato whitefly (Bemisia tabaci), an invasive pest of global importance. Infected insects lay more eggs, develo ...
Do snails need their slime trails to move ahead? It's a sticky question
(PhysOrg.com) -- High-resolution videos of moving snails and slugs reveal the details of how snails get around on their own distinctive brand of slime.
Caterpillars aren't so bird brained after all
(PhysOrg.com) -- Caterpillars that masquerade as twigs to avoid becoming a bird's dinner are actually using clever behavioural strategies to outwit their predators, according to a new study.
Algae that live inside the cells of salamanders are the first known vertebrate endosymbionts
A species of algae long known to associate with spotted salamanders has been discovered to live inside the cells of developing embryos, say scientists from the U.S. and Canada, who report their findings in ...
Facial structure of men and women has become more similar over time
Research from North Carolina State University shows that they really don't make women like they used to, at least in Spain. The study, which examined hundreds of Spanish and Portuguese skulls spanning four ...
Motion-capture helping reveal how kangaroos hop
Age affects us all
Humans aren't the only ones who grow old gracefully, says a new study of primate aging patterns. For a long time it was thought that humans, with our relatively long life spans and access to modern medicine, ...
Peaceful bonobos may have something to teach humans
Humans share 98.7 percent of our DNA with chimpanzees, but we share one important similarity with one species of chimp, the common chimpanzee, that we don't share with the other, the bonobo. That similarity ...