Giant Neurons Existed on Mars as on Earth.

Some people think neurons cannot be as large as 500 micrometers in
diameter. In fact, such giant neurons are not rare at all. For
example, they exist in Earth’s squids ( Fig. 1, Ref. 1) and in Martian
meteorite Tissint (Fig. 2, Ref. 2).

Fig.1 http://www.wretch.cc/album/show.php?i=lin440315&b=20&f=1556329638&p=165&sp=0
Source http://www.quora.com/Neuroscience-1/What-are-some-of-the-most-unusual-brains

Fig.2 http://www.wretch.cc/album/show.php?i=lin440315&b=20&f=1556322539&p=164
Source http://www.macovich.com/MARS/Mars.html

Ref. 1 http://en.wikipedia.org/wiki/Squid_giant_axon
Ref. 2 http://wretchfossil.blogspot.com/2012/01/martian-brain-remains-fell-to-morocco.html

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