Cichlid sisters swim together in order to reach the goal
The manner and routes of dispersal vary with the species and the ecological conditions. Many fish form shoals to avoid predation. Shoaling with familiar conspecifics affords the fish an even greater advantage ...
Estrogen-producing neurons influence aggression in both sexes
A miniscule cluster of estrogen-producing nerve cells in the mouse brain exerts highly specific effects on aggressive behavior in both males and females, according to new research by UC San Francisco scientists.
Sophisticated system prevents self-fertilization in petunias
Plants use genetic mechanisms to prevent inbreeding by recognizing self and non-self pollen. Researchers from the Institute of Evolutionary Biology and Environmental Studies at the University of Zurich have ...
Researchers able to perform extended study of stunning wild northern cardinal gynandromorph
Personalized advertising attracts more attention, makes the contents of ads easier to remember
Personalized advertisements on the Internet not only attract more attention, they also remain in our memory longer than impersonal ads. This is the result of a study conducted by Professor Kai Kaspar from the Psychology Department ...
Study shows starving mantis females attract more males
Fathering offspring is more than just a race to the egg
The chance of a male fathering offspring may not be a simple race to the egg, but is influenced by the length of the male's sperm, say scientists from the University of Sheffield.
Online students give instructors higher marks if they think instructors are men
A new study shows that college students in online courses give better evaluations to instructors they think are men - even when the instructor is actually a woman.
Being lower in pecking order improves female tit birds' memory
When it comes to remembering where a tasty titbit was left, female great tit birds are miles ahead of their male counterparts. This ability might have evolved because the females come second when there's ...
I like bright butts – how male mantids locate females
Praying mantids are masters of camouflage, blending in with the background vegetation, at least to human eyes. Camouflage can be an effective protection from predators and an important concealment from approaching ...
Scientists find potential biological control for avocado-ravaging disease
University of Florida scientists believe they've found what could be the first biological control strategy against laurel wilt, a disease that threatens the state's $54 million-a-year avocado industry.
More women on corporate boards doesn't mean less risk
There is a popular notion abroad that women are not risk takers and their mere presence on a bank board will reduce risky strategies and behaviours. ...
Female color perception affects evolution of male plumage in birds
The expression of a gene involved in female birds' color vision is linked to the evolution of colorful plumage in males, reports a new study from the University of Chicago. The findings, published Nov. 26 ...
The female of the species is harder to please than the male
Female bats are fussier than males when it comes choosing where to eat in urban areas, according to new research from the University of Stirling.