How does a giraff pump blood all the way up that long neck to the brain?

Subject: How does a giraff pump blood all the way up that long neck to the brain?

Date: Sat Mar 27 06:13:12 1999
Posted by John
Grade level: 4-6 School: Red Arrow Elementary
City: Hartford State/Province: MI Country: USA
Area of science: Zoology
ID: 922536792.Zo

Message:


I thought I read that they have additional hearts in the neck or 
special valves. I know the heart is two feet long and pumps 20 
gallons per minute.

Re: How does a giraff pump blood all the way up that long neck to the brain?

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