order Insessores vs perching bird

order Insessores and perching bird both are nouns.

Word	Noun	Adjective	Verb	Adverb
order Insessores	Yes	No	No	No
perching bird	Yes	No	No	No

As nouns, order Insessores and perching bird are synonyms defined as:

order Insessores and perching bird: a bird with feet adapted for perching (as on tree branches); this order is now generally abandoned by taxonomists

Other synonyms of order Insessores include Insessores, percher.

order Insessores (noun)	perching bird (noun)
a bird with feet adapted for perching (as on tree branches); this order is now generally abandoned by taxonomists	a bird with feet adapted for perching (as on tree branches); this order is now generally abandoned by taxonomists