No, the word facts is the plural form for the noun fact; not a collective noun.
Yes, it is the plural of phenomenon; a word for a fact or situation that is observed to exist or happen; a remarkable person or thing.
The noun 'pants' is both the singular and the plural.Pants is from the group of nouns that sound plural, but are in fact singular or plural. This is because the word pants is actually a shortened form of 'a pair of pants' (pair is singular). Other examples from this group are shorts, glasses, binoculars, scissors, etc.
It is mouses. The plural of mouse (small furry creature) is mice, so one might think that the plural of the pointing device would also be mice. However, the two words have undergone a differentiation through usage. According to Garner's Modern American Usage, the best practice is to pluralize it mouses. That also goes for timid people ("When it comes to warfare, he's a real mouse. In fact, he comes from a long line of mouses"). Similarly, whereas the plural of louse, the small wingless insect, is lice, the plural of louse, the cad, is louses.
No, because there are not 100 plural pronouns.The plural pronouns are:weusyou (can be singular or plural)theythemthesethoseouroursyour (can be singular or plural)yours (can be singular or plural)theirtheirsourselvesyourselvesthemselvesbothfewfewermanyothersseveralall (can be singular or plural)any (can be singular or plural)more (can be singular or plural)most (can be singular or plural)none (can be singular or plural)some (can be singular or plural)such (can be singular or plural)
Jones's plural is Jonses, in fact.
No, although the word Ostern would appear to be plural, it is in fact a singular noun - das Ostern
Well "he" was certainly not a person. In fact it is in plural form- not singular.
The plural form for the noun diver is divers. Example:"My father was a pearl diver; in fact all the men in my family were pearl divers."
wirephone No such word as "wirephone" The word wireless is neither plural nor singular. In fact, it is an adjective and not a noun. A wireless what? It describes something.
You could say there is a lot of wildlifes in america. In fact I am living in a wildlife.
No, the word facts is the plural form for the noun fact; not a collective noun.
Dictionaries now show both octopuses and octopi as the plural for octopus. In fact, when I spell checked this answer, the word octopi was highlighted for misspelling, the word octopuses was not. Either is correct.
Yes, it is the plural of phenomenon; a word for a fact or situation that is observed to exist or happen; a remarkable person or thing.
Though not stated specifically, the fact that it is plural indicates 2 or more.
Opinions
No. The fact that you use an article (a) with the word bird makes it a noun (a winged animal).