Alien Evolution Ep. 1: First Two Clades

Alien Evolution is a speculative biology project, set on an earth-like alien world. We begin our project by outlining two clades, inspired by earth organisms.
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Image credits:
Ernst Haeckel, https://commons.wikimedia.org/wiki/Fi..., https://creativecommons.org/licenses/..., CC BY-SA 3.0

Rpillon, https://en.wikipedia.org/wiki/File:As..., https://creativecommons.org/licenses/..., CC BY-SA 3.0

Philippe Bourjon, https://en.wikipedia.org/wiki/File:P%..., https://creativecommons.org/licenses/..., CC BY 3.0

Megan I. McCuller, https://en.wikipedia.org/wiki/File:Pe..., https://creativecommons.org/licenses/..., CC BY-SA 4.0

Vincent C. Chen, https://en.wikipedia.org/wiki/File:Fl..., https://creativecommons.org/licenses/..., CC BY-SA 3.0

Alexander Semenov, https://en.wikipedia.org/wiki/File:Ne..., https://creativecommons.org/licenses/..., CC BY 2.0

John Alan Elson, https://en.wikipedia.org/wiki/File:Fr..., https://creativecommons.org/licenses/..., CC BY-SA 3.0

Most other images belong to me, are public domain, or are protected by Fair Use for reasons of research or education.

Some images may be cropped or resized.
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I'd like to thank Biblaridion, who's Alien Biospheres project inspired this one. I'd also like to thank Curious Archive, who's thumbnails I used as inspiration.

♫Music is from the Youtube Audio Library and does not belong to me.