Blindsense and Armor

[Xenobiologist]

Does Shirren Blindsense (vibration, antennae) still work while wearing armor/a space suit, with the helmet on?

What about Blindsense and blindsight for other characters?

[Nefreet]

All characters can use their abilities and augmentations regardless of being sealed in armor, as eloquently described recently by the new Starfinder Lead Designer:

Joe Pasini wrote:

Ascalaphus wrote:

Can you generally make bite attacks in armor? What about if environmental protections are enabled? Some armors mention that they use force fields, but others seem to be solid matter, which might get in the way of bite attacks.

You can generally make bite attacks in armor. There are infinite cans of rabbit-hole-worms down the path of explaining every physical reality or physiological specialty of the 100+ playable species in Starfinder.