Animation of thought bubbles above a head
Discover the animal models that help us learn about different parts of the human brain.
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Basic neuroscience research in animal models is essential to understanding brain function and the thousands of brain diseases and disorders that affect both humans and animals. Treatments for stroke, depression, and drug addiction are just a few examples of developments made by this research. Learn more.

Fish eyes’ stored stem cells could give clues to develop potential therapies for an injured mammalian eye.
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Researchers grew this embryoid body from mouse stem cells in about a week.
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Every step you take, every move you make, motor neurons play a role.
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Welcome to the crossroads of the optic nerves.
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With more than half of its tiny brain devoted to sight, the fruit fly is a favorite animal model for scientists studying the visual system.
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Research in rat models suggests that protection against intense drug craving may come from the reward of social interactions.
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Gregory Berns, a neuroscientist at Emory University, and his team are training dogs to hop into an MRI scanner to better understand how the dog mind works.
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Go back under the sea and explore even more animals that sense their world without a brain.
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These small fish have plenty to teach us about the brain.
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Figuring out why mosquitoes prefer to feast on humans over other animals could help us design more effective repellants and prevent the spread of disease.
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  • 5 min
Echolocating bats can help us understand how we use our senses to perceive and navigate the world around us.
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  • 4 min
Go under the sea and explore some of the animals that sense their world without a brain.
  • BrainFacts/SfN

3D Brain

An interactive brain map that you can rotate in a three-dimensional space.