Predation
Competition
Commensalism
Mutalism (sex)
?
My best guess is attempted predation, but was it acutally sex between a worm like being and a mulosk like counterpart?
pt 1
https://www.youtube.com/watch?v=WF-uSZqWW-c
pt 2
https://www.youtube.com/watch?v=1StlPPP59Sg&t=175s
pt 3
https://www.youtube.com/watch?v=R7JIZ6uf9Lg
pt 4
https://www.youtube.com/watch?v=jkDJmr6GpOQ
pt 5
https://www.youtube.com/watch?v=v0KvV8qoO4I