kildeer vs Charadrius vociferus

kildeer and Charadrius vociferus both are nouns.

Word	Noun	Adjective	Verb	Adverb
kildeer	Yes	No	No	No
Charadrius vociferus	Yes	No	No	No

As nouns, kildeer and Charadrius vociferus are synonyms defined as:

kildeer and Charadrius vociferus: American plover of inland waters and fields having a distinctive cry

Other synonyms of kildeer include killdeer, killdeer plover.

kildeer (noun)	Charadrius vociferus (noun)
American plover of inland waters and fields having a distinctive cry	American plover of inland waters and fields having a distinctive cry