why do whale fin fins have five fingers that look like human hands thumb r vb u

How ancient fish fins gave rise to modern human hands

In 1859 Charles Darwin remarked… in On the Origin of Species: “What can be more curious than that the hand ...
hands

Nimble human fingers evolved to smash animal bones in search for marrow

Scientists have long linked the evolution of the human hand—unique for its lengthy opposable thumbs and dexterous fingers—to the rise ...