rubber boa vs tow-headed snake

rubber boa and tow-headed snake both are nouns.

Word	Noun	Adjective	Verb	Adverb
rubber boa	Yes	No	No	No
tow-headed snake	Yes	No	No	No

As nouns, rubber boa and tow-headed snake are synonyms defined as:

rubber boa and tow-headed snake: boa of grasslands and woodlands of western North America; looks and feels like rubber with tail and head of similar shape

Other synonyms of rubber boa include Charina bottae.

rubber boa (noun)	tow-headed snake (noun)
boa of grasslands and woodlands of western North America; looks and feels like rubber with tail and head of similar shape	boa of grasslands and woodlands of western North America; looks and feels like rubber with tail and head of similar shape