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The finding suggests corvids may have an innate sense of number.

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image: Image of the Day: Red Alert

Image of the Day: Red Alert

By The Scientist Staff | November 9, 2017

Researchers unveil the neural basis of alertness in larval zebrafish.   

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image: Pigeons Can Switch Tasks More Quickly than Humans

Pigeons Can Switch Tasks More Quickly than Humans

By Jef Akst | September 27, 2017

The birds’ ability to multitask may be attributable to a more densely packed cerebral cortex, scientists propose.

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image: Studies: Ketogenic Mice Live Longer, Healthier Lives

Studies: Ketogenic Mice Live Longer, Healthier Lives

By Bob Grant | September 5, 2017

High-fat, low-carbohydrate diets are shown to increase lifespan and preserve memory in two independent mouse experiments.

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image: Image of the Day: How To Train Your Dolphin

Image of the Day: How To Train Your Dolphin

By The Scientist Staff | June 1, 2017

Capitalizing on dolphins' astute and playful nature, scientists devised an underwater interactive touchscreen game to help them study and interact with these creatures.

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A protein found in human umbilical cord plasma improves synaptic plasticity, learning, and memory in aged mice.

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image: Slideshow: Nerdy Birdies

Slideshow: Nerdy Birdies

By The Scientist Staff | December 1, 2016

Meet the pigeons that are redefining what it means to behave like a human by displaying remarkable pattern recognition abilities.

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In his latest book, the famed primatologist replaces one dogma with another.

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image: Apes Seem Capable of Inferring Others’ Thoughts

Apes Seem Capable of Inferring Others’ Thoughts

By Bob Grant | October 7, 2016

Researchers suggest that some nonhuman primates can anticipate the actions of other animals.

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image: Biologist Who Communicated With Dolphins Dies

Biologist Who Communicated With Dolphins Dies

By Alison F. Takemura | August 15, 2016

Louis Herman, who made seminal discoveries on dolphin cognition, has passed away at age 86.

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