Adult Content Warning

This work could have adult content. If you continue, you have agreed that you are willing to see such content.

• Yes, Continue
• No, Go Back

If you accept cookies from our site and you choose "Yes, Continue", you will not be asked again during this session (that is, until you close your browser). If you log in you can store your preference and never be asked again.

1. "It has to do with biology." "What kind of biology?" "Human biology." by MaskoftheRay

   Fandoms: Predator Series, Predator Original Series (1987-1990), Alien vs Predator (Movies)  

   • Explicit
   • No Archive Warnings Apply
   • F/M
   • Complete Work

   26 Mar 2026

   Tags

   • No Archive Warnings Apply
   • Yautja (Predator)/Original Female Character(s)
   • Original Female Character(s)
   • Original Yautja Character(s) (Predator)
   • Interspecies Relationship(s)
   • Alien/Human Relationships
   • Period Sex
   • Menstruation
   • Blood
   • Porn with Plot
   • Squirting and Vaginal Ejaculation
   • This Yautja is curious about what's happening Down There and not afraid to get a little nasty with it
   • Cunnilingus
   • Alien Cultural Differences
   • Human Biology

   Summary

   Considering that Yautja are a carnivorous species, perhaps Jess should not be as surprised as she is by her partner's fascination with the scent of her blood— once he understands that she isn't injured. However, on Earth "period sex" still has certain connotations... But Ku'thar-Tlik doesn't know that. And he craves new experiences.

   Language:

   English

   Words:

   4,197

   Chapters:

   1/1

   Comments:

   5

   Kudos:

   54

   Bookmarks:

   5

   Hits:

   1,203