Latest Polymorphism Stories
Researchers have found that bird species with multiple plumage color forms within in the same population, evolve into new species faster than those with only one color form, confirming a 60 year-old evolution theory.
Battles of sexes shown to spur adaptive sex differences
A new study reveals a dazzling degree of biological diversity in an unexpected place – a single neural connection in the body wall of flies.
3 European parasitoid wasp 'species' are seasonal forms of just 1.
In the face of climate change, animals have an advantage over plants: They can move. But a new study led by Brown University researchers shows that plants may have some tricks of their own.
The mystery of how a butterfly has changed its wing patterns to mimic neighboring species and avoid being eaten by birds has been solved by a team of European scientists.
For tens of thousands of years, the genomes of malaria parasites and humans have been at war with one another.
Killing about a million people a year, malaria is one of the deadliest diseases in the world.
It's a question that has puzzled scientists for years: why, in some species of spiders, are the females so much larger than their male counterparts?
The Grove Snail (Cepaea nemoralis) is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk. It is one of the most common species of land snail within Europe and has been introduced to North America. C. nemoralis is the type species regarding the genus Cepaea. It is used as a model organism in citizen science projects. This snail species is among the largest due to its polymorphism and bright colors. The color of the shell is very variable, reddish, yellow,...
- a slit in a tire to drain away surface water and improve traction.