When a member of the wolf pack leaves the group, the howling by those left behind isn't a reflection of stress but of the quality of their relationships. So say researchers based on a study of nine wolves from two packs living ...
Plants & Animals
Aug 22, 2013
13
1
It's easy to assume all animals have a neat dividing line between the sexes because the differences in appearance between males and females can be so striking. But the more scientists learn about wildlife, the clearer it ...
Plants & Animals
Sep 28, 2022
0
3
While a little added stress may be helpful to flee a dangerous situation, or to meet an approaching deadline, it's no secret that prolonged exposure to the stress hormone cortisol is linked to health problems. So, what effects ...
Ecology
Dec 6, 2017
0
1061
(Phys.org) -- For years biologists have puzzled over how it is that elephants are able to maintain such long pregnancies, which typically run to nearly two years. While many theories have been tossed around, no one really ...
The above photo captures a beluga calf exhaling thousands of tiny droplets of respiratory vapour, which are valuable to science. The droplets—snot, essentially—help researchers like U of M's Justine Hudson measure stress ...
Plants & Animals
Jul 26, 2018
0
158
Birds exposed to the persistent noise of natural gas compressors show symptoms remarkably similar to those in humans suffering from post-traumatic stress disorder, new research shows.
Ecology
Jan 8, 2018
0
719
Major depression, obesity and chronic pain are all linked to the effects of one protein, called "FK506-binding protein 51," or FKBP51. Until now, efforts to inhibit this target have been hampered by the difficulty of finding ...
Biochemistry
Apr 1, 2019
1
1656
Look at a primate or a Neanderthal skull and compare it with a modern human's. Notice anything missing?
Archaeology
Apr 13, 2015
10
1442
A UC Riverside-led team has created a chemical to help plants hold onto water, which could stem the tide of massive annual crop losses from drought and help farmers grow food despite a changing climate.
Biotechnology
Oct 25, 2019
4
847
New Zealand researchers have uncovered a new mechanism that controls the release of the hormone insulin in the body, providing hope for those with a genetic susceptibility to type 2 diabetes.
Biochemistry
Dec 5, 2016
1
265
