A new research paper finds that genetic material from Neanderthal ancestors may have contributed to the propensity of some people today to be “early risers,” the sort of people who are more comfortable getting up and going to bed earlier.
The findings are published in the journal Genome Biology and Evolution.
Not really.
Many animals are nocturnal. (Most active at night.)
Many are crepuscular. (Active primarily at dawn or dusk or both.) But will still sleep through most of the day.
While others are Diurnal (active during the day.)
The majority of animals are nocturnal.