woodlouses have an exoesquelet or in other words their bones are ''out side"
no crabs aren't vertebrate it is a Crustacean.
A dragonfly is not a vertebrate at all. Dragonflies are insects which are classified as invertebrates.
Its not.
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Louse is already singular. The plural is lice.
Bird
yes a louse is a parasite! :)
the single insect is called a 'Louse' a Louse
No. Lice, which is the plural for louse, are classified as invertebrates, not vertebrates. Only mammals, birds, fish, reptiles and amphibians are vertebrates. Lice are in the phylum Arthropoda and Class Insecta, none of which are vertebrates.
A horse is a vertebrate, simple as that.
The possessive form of the singular noun louse is louse's.
In English there are no masculine or feminine forms. English uses gender specific nouns for male or female.The noun 'louse' is a common gender noun, a word for a male or a female insect.There are no gender specific nouns for a male louse or a female louse, they are referred to as a male or a female.