Whatever you're thinking, that isn't an alien. It's someone you know.
not an animal an alien but by the name, probably a dog
You might be thinking of "Out of This World".
Alien
No, because cockroach is a knid of animal
Alien specie is defined by whether it is a foreighn animal. For instance, in the UK some of the spiders around are alien specie, because they are not from this country.
To claim his alien daughter and son.
There are no known "alien races", so the question is more or less meaningless even if "animal characteristics" was defined well enough for us to tell.
if you mean THE teddi he's annoying [animal-alien]
common raven
To claim his alien daughter and son.
An Alien Species is a species of an animal that doesn't belong in the environment or country that it is in, usually it is a foreign animal from another environment and/or country that some how ended up somewhere where it isn't supposed to be. I hope I answered your question! :)