Nous avons ensemble means "we have together..." in French.
"nous avons" means "we have"
"We have" in French can be written as "nous avons."
d'animaux
''We have made'' or ''We have done''
We have lots of fun together Nous avons beaucoup de plaisir ensemble
nous avons = we have [nous] n'avons [pas] = [we] don't have [any, no]
"Nous avons amuse" doesn't exist in that exact form, but with an accent on the verb (amusé) and followed by a complement : "Nous avons amusé [le chien]" it would be translated by : We entertained the dog. You could also have mispelled "Nous nous sommes amusés" wich means We had fun.
Nous sommes appeurés or Nous avons peur
Nous avons obtenu de style.
You would say "nous sommes restés" in French to mean "we stayed".
J'ai apprécié le temps que nous avons passé ensemble
Oui, nous avons deux lapins (chez nous).