animal group vs team

animal group and team both are nouns.

Word	Noun	Adjective	Verb	Adverb
animal group	Yes	No	No	No
team	Yes	No	Yes	No

As nouns, team is a hyponym of animal group; that is, team is a word with a more specific, narrower meaning than animal group:

Other hyponyms of animal group include brood, flock, flock, fold, herd, herd, pack, pod, pride, clowder, school, shoal, caste, colony, warren, breed, stock, strain, drove, litter.

animal group (noun)	team (noun)
a group of animals	a cooperative unit (especially in sports)
	two or more draft animals that work together to pull something

animal group (verb)	team (verb)
	form a team