One of the plants to make it through the drought produces seeds in large, tough fruits that are virtually impossible for birds with a beak smaller than 10.5 mm to eat.
(One of the plants; to make; ) (large, tough fruits; are; virtually impossible) (smaller than 10.5 mm; to eat; )
One of the plants large, tough fruits smaller than 10.5 mm
to make are to eat
virtually impossible