Fish have complex personalities, research shows
Tiny fish called Trinidadian guppies have individual "personalities", new research shows.
Plants & Animals
Sep 25, 2017
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News tagged with guppies
Into a competitive world, guppies are born not just bigger, but more mature
Throughout nature, moms engage in a trade-off: Churn out a bevy of offspring and hope for the best, or have fewer kids but invest more in their survival. Trinidadian guppies provide a model example of this pervasive parenting ...
Plants & Animals
Jul 31, 2017
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Female guppies with larger brains found to favor more colorful mates
(Phys.org)—A team of researchers with members from Sweden and the U.K. has found that female guppies with larger than average brains preferred to mate with males that were more colorful than average compared to smaller ...
Predator threat boosts friendships among guppies
Danger from predators causes animals to form stronger friendships, according to new research.
Plants & Animals
Feb 2, 2017
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Guppies: Study sorts the maths whizzes from the dunces
Some guppies have a better sense of maths than others. It allows some to find the biggest shoal possible in which to be protected against predators, while others are better at choosing fruitful foraging ground. This is according ...
Plants & Animals
Dec 5, 2016
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Research group suggests using guppies to control mosquitoes be abandoned
(Phys.org)—A team of researchers with members from the U.S., the West Indies, Canada and Brazil has conducted a survey of research efforts looking into the effectiveness and safety of releasing guppies to reduce the number ...
Video: Why do some fish thrive in oil-polluted water?
When scientists from McGill University learned that some fish were proliferating in rivers and ponds polluted by oil extraction in Southern Trinidad, it caught their attention. They thought they had found a rare example of ...
Environment
Jan 26, 2016
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Research shows evolution in real time
In ongoing research to record the interaction of environment and evolution, a team led by University of California, Riverside biologist David Reznick has found new information illustrating the evolution of a population of ...
Evolution
Sep 14, 2015
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Change in environment can lead to rapid evolution, researchers say
A new Florida State University study is giving researchers a glimpse at how organisms from fish to flowers to tumors evolve in response to rapid environmental change.
Ecology
Sep 2, 2015
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An evolutionary heads-up—the brain size advantage
A larger brain brings better cognitive performance. And so it seems only logical that a larger brain would offer a higher survival potential. In the course of evolution, large brains should therefore win out over smaller ...
Plants & Animals
May 22, 2015
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