A feral horse (Equus caballus) that once occurred throughout western North America and that is descended from horses introduced by Spanish colonizers in the early sixteenth century.
Mike Allaby
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。