feces vs droppings

feces and droppings both are nouns.

Word	Noun	Adjective	Verb	Adverb
feces	Yes	No	No	No
droppings	Yes	No	No	No

As nouns, droppings is a hyponym of feces; that is, droppings is a word with a more specific, narrower meaning than feces:

Other hyponyms of feces include dog do, dog shit, dog turd, doggy do, crap, dirt, poop, shit, shite, turd, dung, muck, meconium, melaena, melena.

feces (noun)	droppings (noun)
solid excretory product evacuated from the bowels	fecal matter of animals