Calidris melanotos vs pectoral sandpiper

Calidris melanotos and pectoral sandpiper both are nouns.

Word	Noun	Adjective	Verb	Adverb
Calidris melanotos	Yes	No	No	No
pectoral sandpiper	Yes	No	No	No

As nouns, Calidris melanotos and pectoral sandpiper are synonyms defined as:

Calidris melanotos and pectoral sandpiper: American sandpiper that inflates its chest when courting

Other synonyms of Calidris melanotos include jacksnipe.

Calidris melanotos (noun)	pectoral sandpiper (noun)
American sandpiper that inflates its chest when courting	American sandpiper that inflates its chest when courting