化石显示人类无脊椎动物的祖先比人们所认为的早. Fossils reveal human invertebrate ancestors lived earlier than believed.

新的化石表明人类最接近的无脊椎动物祖先比以前所认为的早得多. New fossils indicate humans' closest invertebrate ancestors lived much earlier than previously believed. 研究人员发现这些古老的标本, 揭示了进化时间表中的一个重大差距, 并改变我们对早期人类发展的理解. Researchers discovered these ancient specimens, revealing a significant gap in the evolutionary timeline and changing our understanding of early human development.