A dairy cow can produce more milk when listening to music.
446
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Two dogs were among the Titanic survivors.
262
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492