Our thumb is about the same length as our nose.
A team of researchers from Copenhagen University have located a single mutation that causes the mysterious phenomenon of blue eyes. And all blue eyed people are genetically related to a person who lived in the Black Sea region sometime between 6-10,000 years ago.
Our eyes remain the same size from birth onward, but our nose and ears never stop growing.
Our fingers get wrinkly in water because wrinkled fingers can give us stronger grip on slippery objects underwater.