Are we humans evolved from fish?

When you think of human evolution （進化）, there’s a good chance you’re imaginingchimpanzees （黑猩猩） roaming the ancient forests. It might sound bizarre to think that fish are our ancestors （祖先）, but we humans, like other modern mammals （哺乳動物）, are actually evolved from fish, according to experts.  We think of fish as expert swimmers, but in fact they have evolved （進化） the ability to “walk” several times ...Read More