getting more resources (besides alien eggs) from the natives.
Also recycling of dead biter corpses, using the dead parts of natives.
Mods that implement handling of dead corpses:
https://forums.factorio.com/forum/viewforum.php?f=43 DyTech (drops corpses that can be processed further)
https://forums.factorio.com/forum/vie ... =51&t=9243 Bob's Enemies (drops small alien artefacts)
related:
viewtopic.php?f=80&t=171 Alien juice ?
viewtopic.php?f=6&t=224 Alien Technology, Advanced AI, More Planets,Factorio "World"
viewtopic.php?f=6&t=1152 Dead creepers can have their uses
viewtopic.php?f=6&t=964 Robot station (aliens instead of robots)
viewtopic.php?f=6&t=805 Body Recycling
viewtopic.php?f=6&t=14706 Recycled Corpses (what to do with them)
viewtopic.php?f=6&t=15129 Biter Corpses
viewtopic.php?f=6&t=18091 Biters and animals being able to salvage things from them
viewtopic.php?f=6&t=45897 enslaved aliens
Far related:
viewtopic.php?f=6&t=3440 What do biters do in their spare time? (Pheromone pathfind)
viewtopic.php?f=6&t=2335 Bug Repellant
viewtopic.php?f=80&t=14710 Alien Juice / Handling of Corpses / Recycling Dead