Animal models

Recent articles

Book cover of The Fox, The Shrew, and You features silhouettes of several animals with their brains highlighted.

‘The Fox, the Shrew, and You: How Brains Evolved,’ an excerpt

In his new book, Rogier Mars provides a detailed account of animal and human brain evolution. In this excerpt from Chapter 1, he starts with the sea squirt—and why it needs the brain it eats after its larval stage.

By Rogier Mars
10 March 2026 | 6 min read
Two monkeys.

Two primate centers drop ‘primate’ from their name

The Washington and Tulane National Biomedical Research Centers—formerly called National Primate Research Centers—say they made the change to better reflect the breadth of research performed at the centers.

By Calli McMurray
26 February 2026 | 5 min read
Mouse father with pups.

Single gene sways caregiving circuits, behavior in male mice

Brain levels of the agouti gene determine whether African striped mice are doting fathers—or infanticidal ones.

By Natalia Mesa
18 February 2026 | 6 min read
Illustration with silhouettes of a human, bat and nonhuman primate.

Neuroscience has a species problem

If our field is serious about building general principles of brain function, cross-species dialogue must become a core organizing principle rather than an afterthought.

By Nanthia Suthana
16 February 2026 | 7 min read
Monkey against a soft, colorful background.

Oregon primate research center to negotiate with NIH on possible transition to sanctuary

The board of directors at Oregon Health & Science University, which runs the primate center, voted unanimously in favor of the move.

By Calli McMurray
9 February 2026 | 6 min read
Illustration of a star-nosed mole.

Neuro’s ark: Understanding fast foraging with star-nosed moles

“MacArthur genius” Kenneth Catania outlined the physiology behind the moles’ stellar foraging skills two decades ago. Next, he wants to better characterize their food-seeking behavior.

By Lauren Schneider
4 February 2026 | 7 min read

Why emotion research is stuck—and how to move it forward

Studying how organisms infer indirect threats and understand changing contexts can establish a common framework that bridges species and levels of analysis.

By Joshua P. Johansen
26 January 2026 | 0 min watch
Marmoset brain slices.

Prenatal viral injections prime primate brain for study

The approach makes it possible to deploy tools such as CRISPR and optogenetics across the monkey brain before birth.

By Angie Voyles Askham
22 January 2026 | 5 min read
A network of connected dots of light hovers inside a translucent human head, with figures in lab coats pointing to it from the foreground.

Computational psychiatry needs systems neuroscience

Dissecting different parallel processing streams may help us understand the mechanisms underlying psychiatric symptoms, such as delusions, and unite human and animal research.

By Michael Halassa
13 January 2026 | 7 min read
Two goats headbutting.

Neuro’s ark: How goats can model neurodegeneration

Since debunking an urban legend that headbutting animals don’t damage their brain, Nicole Ackermans has been investigating how the behavior correlates with neurodegeneration.

By Calli McMurray
7 January 2026 | 6 min read

Explore more from The Transmitter

David Sussillo on persistence, luck and the bonds between life and work

In a Q&A about his new book, “Emergence,” Sussillo shares why he wrote it and how challenging circumstances shaped his journey into neuroscience.

By Francisco J. Rivera Rosario, David Sussillo
17 March 2026 | 7 min watch
Illustration of an open journal featuring lines of text and small illustrations of eyes and mouths.

Leucovorin, long-read sequencing, and more

Here is a roundup of autism-related news and research spotted around the web for the week of 16 March.

By Jill Adams
17 March 2026 | 2 min read

Large-scale neuroimaging datasets often lack information specific to women’s health, constraining AI’s analysis potential

Addressing this gap will require collecting widespread data on pregnancy, menopause and other life events women experience—and could bring us closer to the “holy grail” of linking brain and behavior.

By Amy Kuceyeski
16 March 2026 | 0 min watch