From its eyes, it can expel excess moisture from its body. This liquid is similar in composition to human sweat. It prefers arid environments. It leaks water from its eyes to adjust its body’s fluid levels. It prefers an arid atmosphere. It leaks water that looks like tears when adjusting its moisture level.
Pokédex entry #438
Bonsly in Pokémon GO
It's possible to hatch Bonsly from an egg?
No, Bonsly can't be hatched.
How many CP would Bonsly have after evolving?
If you’ve catched a Bonsly and you want to know how many points it would have after evolving, use this evolution calculator and find out easily. You just need to write your Bulbasaur CP and then click “Evolve”.