Just seven millimeters long, flea toads are among the smallest vertebrates on Earth. Despite their diminutive size, their organs and functions hardly differ from animals a thousand times larger. While ...
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The earliest known vertebrates had four eyes—and they worked a lot like ours do, new research suggests
Many spine-bearing creatures, or vertebrates, have a curious bit of tissue deep in their brains called the pineal gland. It helps regulate sleep rhythms by reacting to light detected by the eyes.
Many of us are returning to work or school after spending time with relatives over the summer period. Sometimes we can be left wondering how on earth we are related to some of these people with whom ...
Researchers report February 15 in the journal Cell that ancient viruses may be to thank for myelin—and, by extension, our large, complex brains. The team found that a retrovirus-derived genetic ...
An illustration of a four-eyed myllokunmingid, a jawless fish that lived more than 500 million years ago Xiangtong Lei and Sihang Zhang Many spine-bearing creatures, or vertebrates, have a curious bit ...
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