Walking Fish?Then & Now
A fossil of a fish with “legs,” that anthropologists think represents the missing link in the evolution of sea creatures into land animals, has recently been discovered in Ethiopia. At the same time, biologists have learned that one type of fish?the catfish?STILL “walks” ashore to look for food.
Discovering that a catfish that lives in Africa regularly goes onto land to hunt for prey helps scientists imagine how those early fish, now seen only in fossils, gradually made the trip to dry land and eventually decided to stay there.
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