Latest Mammalian eye Stories
Researchers at Washington University School of Medicine in St. Louis have peered deep into the eye of the chicken and found a masterpiece of biological design. Scientists mapped five types of light receptors in the chicken's eye. They discovered the receptors were laid out in interwoven mosaics that maximized the chicken's ability to see many colors in any given part of the retina, the light-sensing structure at the back of the eye. "Based on this analysis, birds have clearly one-upped us in...
- A spider.
- Figuratively, a peevish, testy, ill-natured person.