Ponderosa pine or "yellow-bellies" are resistant to fire because of their thick layer of bark and most survived the fire.
(Ponderosa pine or "yellow-bellies; are; resistant to fire; because of their thick layer of bark and most survived the fire) (most; survived; the fire)
Ponderosa pine or "yellow-bellies most
are survived
resistant to fire because of their thick layer of bark and most survived the fire
the fire