species vs kind

species and kind both are nouns.

Word	Noun	Adjective	Verb	Adverb
species	Yes	No	No	No
kind	Yes	Yes	No	No

As nouns, kind is a hypernym of species; that is, kind is a word with a broader meaning than species:

species: a specific kind of something
kind: a category of things distinguished by some common characteristic or quality

Other hypernyms of species include form, sort, variety.

species (noun)	kind (noun)
a specific kind of something	a category of things distinguished by some common characteristic or quality
(biology) taxonomic group whose members can interbreed

species (adjective)	kind (adjective)
	having or showing a tender and considerate and helpful nature; used especially of persons and their behavior
	tolerant and forgiving under provocation
	agreeable, conducive to comfort