A 10 day old Gibbon was separated from its mother and was going to die until a zookeeper provided a stuffed camel that it immediately bonded with. Now, it can bear to be away from it for a even a moment.
This image highlights the fibers in an owl monkey’s hippocampus, a brain structure that lies at the heart of our ability to learn and remember. The red and white fibers are entering the hippocampus. “There is clearly extraordinary three-dimensional structure to the connections of the hippocampus, which is presumably important in coding information,” says Wedeen. “Only in a few instances do we know what the organization of these fiber bundles is.”