Assertion: starfish's blood | /r/HasProperty | unusual shade of green-blue
Facets:
value: according to new world encyclopedia
type: OTHER
Source sentences:
text: According to New World Encyclopedia, "The blood of a cuttlefish is an unusual shade of green-blue because it uses the copper-containing protein hemocyanin to carry oxygen instead of the red iron-containing protein hemoglobin that is found in mammals.