There is no need to capitalise the word "kangaroo" unless it is used at the beginning of a sentence, e.g. "Kangaroos are native to Australia", or if it is the actual name of something, e.g. "I called my pet dog Kangaroo because he jumps around a lot". If you are talking about the Australian national Rugby League team, you should capitalise "The Kangaroos".
Yes, "Pterodactyl" is supposed to be capitalized as it is a proper noun referring to a specific genus of pterosaur.
No, the word "joey" is not capitalized when referring to a baby kangaroo. It is treated like a common noun.
Yes, the 'T' in 'The Bahamas' is supposed to be capitalized because "The" is part of the country's official name.
No, "adults" is not typically capitalized unless it is part of a proper noun or at the beginning of a sentence.
Yes, "Hindenburg" should be capitalized as it is a proper noun referring to the German airship LZ 129 Hindenburg.
Earth, as in we live on the planet Earth, is supposed to be capitalized. Earth, as in the dirt we walk on, is not supposed to be capitalized.
There is no need to capitalise the word "kangaroo" or "koala" unless it is used at the beginning of a sentence, e.g. "Koalas are native to Australia", or if it is the actual name of something, e.g. "I called my pet dog Kangaroo because he jumps around a lot".
Usually, yes a phase of the moon is supposed to be capitalized.
No, it shouldn't be capitalized.
No it shouldn't be capitalized.
Yes, America should be capitalized.
no
Yes, "Pterodactyl" is supposed to be capitalized as it is a proper noun referring to a specific genus of pterosaur.
No, but the names of individual languages are capitalized.
Yes, Siamese would be capitalized.
No, the word "joey" is not capitalized when referring to a baby kangaroo. It is treated like a common noun.
Yes.