Showing posts with label Biology. Show all posts
Showing posts with label Biology. Show all posts

Monday, 1 November 2010

Why do giant squid have blue blood?

 A few weeks ago I attended at cinema showing of Inside Nature's Giants: The Giant Squid. In the series a team of experts dissect and examine some of the World's largest animals.

The giant squid (ref)
The Giant Squid is a little understood member of the class Cephalopoda, the cephalopods, known as Architeuthis dex (among other names). They are truly amazing animals, growing up to 20 meters long without a bone in their body (only a beak formed of protein and chitin).

Among the mysteries which were discussed in the programme and the Q&A session with some of the cast afterwards was the question;

"Why do giant squid have blue blood?"