to find their way around cause their kinda blind
Ultrsound is cyclic pressure with a frequency higher than the upper limit of human hearing.
You will likely see the gestational sac and maybe the yolk sac.
they get paid starting around 55000 a year check this out http://www.cashle.com/?ref=jyoung123
Echolocation is when you use sound to locate where something is. Bats use it.
Bats use echolocation to identify objects and where it is.
Yes, mega-bats use echolocation
100% of those who get hits use bats.
Bats do, birds do not
yes you can use composite bats in little league
bats have poor eye sightsthey use echolocation instead
The average amount of money that ultrasound techs make per year is about $22,000. However, this may vary depending on where they work and level of experience.
www.bls.gov This site gives excellent info on every occupation you can think of, including up-to-date salary info.