
The skeletal structure of practically every animal on earth are so fucking similar, I find it creepy man. Cool as fuck though.
Evolution, y’all. These are all chordates… Vertebrates, even. Tetrapods, even!
If that blows your mind, OP, you should look at the fetuses of various species, and compare them to the fetuses of humans. You’ll find that most are nearly identical.
(Source: death-gallery)
seen on rebloggy.com/cat