freetail vs carnivorous bat

freetail and carnivorous bat both are nouns.

Word	Noun	Adjective	Verb	Adverb
freetail	Yes	No	No	No
carnivorous bat	Yes	No	No	No

As nouns, carnivorous bat is a hypernym of freetail; that is, carnivorous bat is a word with a broader meaning than freetail:

freetail: small swift insectivorous bat with leathery ears and a long tail; common in warm regions
carnivorous bat: typically having large ears and feeding primarily on insects; worldwide in distribution

Other hypernyms of freetail include microbat.

freetail (noun)	carnivorous bat (noun)
small swift insectivorous bat with leathery ears and a long tail; common in warm regions	typically having large ears and feeding primarily on insects; worldwide in distribution