We are here at the riverbank to look at the way different animal circulation systems ... Grasshoppers have what's called an open circulatory system. Fluid isn't enclosed inside blood vessels ...

A circulatory system that beats gravity ... At 14 to 19 feet tall, giraffes tower over the entire animal kingdom. But their iconic height, which evolved over seven million years, requires unique ...

Bring books that might help you, if you wish (vertebrate, animal physiology, etc). Handouts for next week will be given to ... Keep function and integration of circulatory system in mind as you locate ...