It goes on to classify and describe all living things, their birth and development, and the principles by which all species compete for space, reproduce, eat one another, die out, diversify, evolve.
(It; goes on; ) (all species; reproduce; ) (It; to classify; ) (all species; eat; one another) (all species; compete; for space)
It all species It all species all species
goes on reproduce to classify eat compete
one another
for space