There are TYPES of triploidy that are not fatal.
The basic 3 gene's per is....
The type where only
some gene's contain 3 sets of gene's. This is called
Mosaic triploidy.
This can manifest it'self into things like:
Cleft lip/palate
Spina bifita
extra fingers or toes
Other problems also.
Mostly the central nervous and the skeleton are effected.
Again, full on triploidy in humans is 100% fatal. Please feel free to google that up in a biology of Human's way....
Here, I'll source 1 for you.
https://www.healthline.com/health/triploidy
Tripoidy = having three times the haploid number of chromosomes. Biology definition of.
Now as far as Bee's and such..Different story....Fish, salamanders and some others....Common