Its called atavism, if prophet muhammad PBUH knew that back then it is no less than a miracle, though the roots are deep in medieval era but this term was first coin in 19th century.
Fool will laugh at it, offcourse they aint know shit abt genetics but thats not my problem.
A man goes to Muhammad concerned because his wife gave birth to a black child and Muhammad asks “Do you have camels?” 😂😂😂