Stickleback fish are able to adapt their vision to new environments in less than 10,000 years, a blink of the eye in evolutionary terms, according to new research by University of British Columbia ...

Earth is home to a remarkable variety of organisms, which come in all shapes and sizes. Many species have developed special traits to ensure their survival and reproduction in a particular environment ...

A tiny, scaleless, freshwater fish, the highly endangered unarmored threespine stickleback is a fierce protector of its nest, which it defends by dashing forward with gaping mouth and “hackles” raised ...

Parasites passed on via the food chain often influence the behaviour of their host to their own benefit. One example of this is the tapeworm Schistocephalus solidus, which makes three-spined ...

The three-spined stickleback has found success in a number of ecosystems across North America, Europe, and Asia in salt and freshwater alike. Yet the three-spined stickleback's close relative, the ...

Lugging around a tapeworm that’s one-third your body weight can be a real drag. So threespine stickleback fish evolved resistance to tapeworms — but resistance has costs of its own, a team of ...

Most previous studies of adaptive radiation have focused on the effects of environmental factors on diversification. For example, decades of work in ‘model’ systems of adaptive radiation, like ...

Some stickleback fish fathers can have long-term effects on the behavior of their offspring, researchers report. The most attentive fish dads cause their offspring to behave in a way that makes them ...

The three-spined stickleback is a cosmopolitan. Its geographic range extends across the entire northern hemisphere. Originally an inhabitant of the oceans, it probably first migrated to fresh water ...