Please find below the first two episodes about the "Help Desertas CR land snails" elaborated by Mossy Earth.
Episode 1: https://youtu.be/bQSEsFhvko8
Episode 2: https://www.youtube.com/watch?v=AnciOjEy6mw&t=486s
There are about 921 arthropod species and subespecies endemic to Madeira. See also http://sea-entomologia.org/IDE@/revista_6B.pdf
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