A small international team of animal behavior researchers has found that species of glass frogs whose males help care for offspring tend to have smaller testes than species whose males do not help care for offspring. In their ...
White-necked jacobin hummingbirds sport a colorful blue-and-white plumage as juveniles. When they grow into adulthood, males retain this dazzling pattern, while females develop a more "muted" palette of green and white—at ...
Plants & Animals
Sep 7, 2022
1
194
Whether chatting with friends at a dinner party or managing a high-stakes meeting at work, communicating with others in a group requires a complex set of mental tasks. Our brains must track who is speaking and what is being ...
Plants & Animals
Oct 21, 2021
0
190
Through early adulthood, exposure to new experiences—like learning to drive a car or memorizing information for an exam—triggers change in the human brain, re-wiring neural pathways to imprint memories and modify behavior. ...
Plants & Animals
Nov 12, 2019
1
408
(Phys.org) —Climate change is one of a number of stressors that cause species to disperse to new locations. Scientists must be able to predict dispersal rates accurately, as the movement of a new species into an area can ...
A new study of chimpanzees living in the wild adds to evidence that our closest primate relatives have cultural differences, too. The study, reported online on October 22nd in Current Biology shows that neighboring chimpanzee ...
Plants & Animals
Oct 22, 2009
1
1
The battle of the sexes rages on, this time from the trading floor. While there has long been debate about the social and biological differences between men and women, new research by the Kellogg School of Management at Northwestern ...
Social Sciences
Aug 24, 2009
0
0
University of Helsinki researchers have collected data about the personality traits of thousands of dogs, cats and their owners to explore owner–pet attachment. The data encompass about 2,500 pet owners and 3,300 pets. ...
Plants & Animals
Nov 27, 2023
0
293
Languages around the world have words for "this" and "that" according to new research from an international team, led by the University of East Anglia. Researchers studied more than 1,000 speakers of 29 different languages ...
Social Sciences
Oct 30, 2023
0
46
The behavior of sperm cells is due, in part, to the individual DNA make-up of these cells, rather than only to the genetics of males, finds a team of scientists. Its results, which provide a new understanding of the competition ...
Cell & Microbiology
Nov 15, 2022
0
125
