Latest North American Porcupine Stories
Researchers have discovered how North American porcupine quills easily penetrate tissues, such as skin, and why, once lodged there, they are quite difficult to remove. This discovery could prompt device makers to design medical needles that easily penetrate surfaces and resist buckling, the scientists say.
The North American Porcupine (Erethizon dorsatum), also known as Canadian Porcupine or Common Porcupine, is a large rodent in the New World porcupine family. The Beaver is the only other rodent larger than the North American Porcupine found in North America. This animal is usually found in coniferous and mixed forested areas. They are in Canada, Alaska and much of the northern and western United States. They are also found in thicketed areas in shrub lands, tundra and deserts. They are...
- Pertaining to the surface or end opposite to the mouth in a radiate animal.