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 ...

A Scottish stickleback fish has had a 'virgin birth' after fertilising its own eggs internally in a world first, scientists have revealed. The team named her Mary in honour of the mother of Jesus ...

SEATTLE — May 15, 2008 — Evolution is supposed to inch forward over eons, but sometimes, at least in the case of a little fish called the threespine stickleback, the process can go in relative ...

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. Stickleback fish are able to adapt ...

UC Berkeley scientists studying stickleback fish published new research suggesting that changes in gene regulation may underlie the evolution of body patterns in nature. Researchers found that ...

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 not just we humans who value consensus: A new study has shown that stickleback fish make better decisions when acting as a group than they do as individuals. Researchers set up a clever ...

How did Mary the stickleback fish gave birth to already-fertilized eggs? Scientists have solved how the fish had a “virgin birth,” and the answer is simpler than one might expect. Mary is a female ...

Discover how the nine-spined stickleback fish display advanced learning abilities, mimicking human methods in their hunt for food. The first group of free-swimming fish quickly learned which feeder ...

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 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 ...

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 ...