What passes for a starfish's circulatory system uses ocean water instead of blood. This is essentially a series of tubes that extend from the stomach to the arms to transport nutrients. A starfish doesn't have a heart, but water running through the arms and feet provides oxygen.
The average internist has a salary of $186,850 a year ($89.83 an hour). An entry level internist can expect to earn $60,870 a year ($29.26 an hour) while an experienced internist has an average annual salary of greater than $187,200 a year (greater than $90.00 an hour).n entry level internist can expect to earn $60,870 a year ($29.26 an hour) while an experienced internist has an average annual salary of greater than $187,200 a year (greater than $90.00 an hour).
According to Glassdoor, the average Google intern makes $5,678 per month, or $68,136 per year. Shah's pay was slightly more at about $6,100 per month or $80,000 per year.* Take into account all of the perks, including free rent, transportation, gym membership and food, and a Google intern is living large. I didn't find myself wasting any money, except on weekends when I went exploring, says Shah.