AZ Animals on MSN

Think squirrels are social? This solitary giant breaks every rule

Some see squirrels as adorable, bushy-tailed creatures that run in circles around tree trunks before they finally race up ...

Cells use Morse code-like rhythms to coordinate growth

Cells experience many different types of stress, such as starvation or stress caused by too much salt or too high a temperature. Insulin signals respond to such stress signals by sending the protein ...