Amazing truth: Martian Winkie showed facial muscle fibers.

Fig. 1 below is labeled for Martian Winkie's facial muscle fibers.
Fig. 2 below is labeled for Earthly muscle fibers.
Human muscle fibers are between 100 and 500 micrometers in diameter.
Their lengths are between 2 mm and 4 cm.

Fig. 1: http://www.wretch.cc/album/show.php?i=lin440315&b=20&f=1555269914&p=86

Fig. 2: http://www.wretch.cc/album/show.php?i=lin440315&b=20&f=1555269913&p=85

Source of Fig. 1:
http://www.flickr.com/photos/hortonheardawho/2766450503/sizes/o/