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 ...

The stickleback fish, Gasterosteus aculeatus, is one of the most thoroughly studied organisms in the wild, and has been a particularly useful model for understanding variation in physiology, behavior, ...

Researchers have shed light on the distinct, complex personalities displayed by stickleback fish. These personality traits include qualities such as leadership and initiative, as well as the tendency ...

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 ...

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 ...

It’s got a Dr. Seuss name and a prehistoric appearance, but the threespine stickleback of Lake Washington is opening new frontiers of scientific understanding about how animals adapt to rapid ...

In a small, shallow lake on Vancouver Island, tucked in a pocket of undeveloped forestland, an evolutionary superstar has attracted the attention of cancer researchers, geneticists and evolutionary ...

A little stickleback fish (Gasterosteus aculeatus) nicknamed "Mary" appears to have leaped across a major reproductive divide on the evolutionary tree of life. Stickleback females, like most female ...

Evolution is supposed to inch forward over eons, but in the case of the little threespine stickleback fish, the process can go in relative warp-speed reverse, according to a study led by Dr. Katie ...

Certain populations of threespine stickleback fish have evolved over time to resist tapeworms found in freshwater lakes, but this resistance comes at a cost. Biological Sciences Asst. Prof. Natalie ...

It’s two inches long, scaleless, and can have a few menacing spikes on its spine. The small, yet mighty unarmored threespine stickleback fish is known as a fierce protector of its nest. Its protection ...

The first group of free-swimming fish quickly learned which feeder was full of worms, and were then put into the observers' chamber. Next, researchers switched which feeder held the worms, and the ...