Penguins That Take 10,000 Naps, Each 4 Seconds, A Day
Unlike humans, who sleep for continuous hours, these charismatic birds sleep in short four-second bursts, accomplishing over 10,000 microsleeps each day.
Unlike humans, who sleep for continuous hours, these charismatic birds sleep in short four-second bursts, accomplishing over 10,000 microsleeps each day.
More than a third of the species in the United States are at risk of extinction according to a latest research study. The research group found that around 40% of animals and 34 % of plants and 41% of ecosystem are under extinction risk.
