Mosquitofish genital shape linked to presence of predators
(Phys.org) —When predators lurk nearby, male Bahamas mosquitofish (Gambusia hubbsi) change mating strategies, rejecting elaborate courting rituals for more frequent and sometimes forceful encounters with ...
Shorebirds prefer a good body to a large brain
In many animal species, males and females differ in terms of their brain size. The most common explanation is that these differences stem from sexual selection. But predictions are not always certain. A team ...
Weeds derived from a crop plant pose special challenges for modern farming
The evolutionary biologist Stephen Jay Gould once asked whether the living world would be different "if the tape were played twice." If there were a duplicate Earth evolving quietly beside ours, would we ...
Research reveals low exposure of excellent work by female scientists
Scientists at the University of Sheffield have found that high quality science by female academics is underrepresented in comparison to that of their male counterparts.
Fossil brain teaser: New study reveals patterns of dinosaur brain development
A new study conducted at the University of Bristol and published online today in the Journal of Evolutionary Biology sheds light on how the brain and inner ear developed in dinosaurs.
Marine worms reveal the deepest evolutionary patterns
(Phys.org)—The study of ancient worms could offer a more solid understanding of evolutionary patterns and processes, according to new research.
Notre Dame researcher sheds light on how jaws evolve
(Phys.org) -- If youre looking for information on the evolution and function of jaws, University of Notre Dame researcher Matt Ravosa is your man.
Camouflage of moths: Secrets to invisibility revealed
Moths are iconic examples of camouflage. Their wing coloration and patterns are shaped by natural selection to match the patterns of natural substrates, such as a tree bark or leaves, on which the moths rest. ...
Sex: it's a good thing, evolutionarily speaking
(Phys.org) -- Sure, sex may be fun, but its a lot of work, and the payoff is by no means certain. Scientists have speculated for a long time on why all living things dont simply make like amoebas ...
Meet the beetles: Social networks provide clues to natural selection
Think of them as a group of guys, hanging out together, but not spending much time with the ladies, nor getting much "action." Except these "guys" are forked fungus beetles.
Lessons in coral reef survival from deep time
Lessons from tens of millions of years ago are pointing to new ways to save and protect today's coral reefs and their myriad of beautiful and many-hued fishes at a time of huge change in the Earth's systems.
Communal living of the insect kind
The social lives of ants, wasps and bees have long been a puzzle to scientists. How did complex insect societies colonies ruled by a queen and many workers come to be? A new model adds to discontent ...