A rate of evolution within a group that is much faster than the average (horotelic) rate. Such accelerated evolution typically occurs when an organism enters a new adaptive zone and initiates an adaptive radiation to fill the available niches.
科学参考收录了60776条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。