Figure 1 below shows Martian block “Marquette Island” contains bone
remains evidenced by numerous Haversian canal remains, three of which
are labelled in the figure. “Marquette Island” of Mars shares
similarities with meteorites found on Earth in their bone structures
and blood vessel remains as shown in Figures 2 and 3 below.
Figure 1: labelled micrograph of Martian fossil block “Marquette
Island”
http://www.wretch.cc/album/show.php?i=lin440315&b=25&f=1691231312&p=0
Figure 2: micrograph of a meteorite found on Earth, showing osteon
remains
http://www.wretch.cc/album/show.php?i=lin440315&b=25&f=1691307054&p=1
Figure 3: micrograph of meteorite found on Earth, showing structures
similar to “Marquette Island”
http://www.wretch.cc/album/show.php?i=lin440315&b=25&f=1691307057&p=2
Photo source and credit for Figure 1:
http://marsrovers.nasa.gov/gallery/all/1/m/2070/1M311952458EFFA9R5P2956M2M1.HTML