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The word porcupine comes from the Latin porcus ' pig ' + spina ' spine, quill ', from Old Italian porcospino, ' thorn-pig '. [4] [5] A regional American name for the animal is quill-pig. [6] A baby porcupine is a porcupette. When born, a porcupette's quills are soft hair; they harden within a few days, forming the sharp quills of adults. [7]
Meaning: animal. Used for broad categories of animals, or in certain names of animals. Used for broad categories of animals, or in certain names of animals. Examples: Metazoa ("encompassing animals"); Parazoa ("near animals"); Ecdysozoa ("moulting animals"); Yunnanozoon ("animal from Yunnan "); Yuyuanozoon ("animal from Yu Yuan")
The word "porcupine" comes from the middle or old French word porcespin, which means 'thorn pig'. Its roots derive from the Latin words porcus or pig and spina meaning thorns. [8] Other colloquial names for the animal include quill pig. It is also referred to as the Canadian porcupine or common porcupine. [9]
The body form of the crown-of-thorns starfish is fundamentally the same as that of a typical starfish, with a central disk and radiating arms. Its special traits, however, include being disc-shaped, multiple-armed, flexible, prehensile , heavily spined, and having a large ratio of stomach surface to body mass. [ 2 ]
Antler comes from the Old French antoillier (see present French : "Andouiller", from ant-, meaning before, oeil, meaning eye and-ier, a suffix indicating an action or state of being) [3] [4] possibly from some form of an unattested Latin word *anteocularis, "before the eye" [5] (and applied to the word for "branch" or "horn" [4]).
Pelvic fin of a Java barb, a ray-finned fish The short fin spines on a coelacanth, a lobe-finned fish A lionfish, with venomous spines The stinger on a stingray's tail. Spines are found in the fins of most bony fishes, particularly actinopterygians (ray-finned fishes), who have folding fan-like fin made of spreading bony spines called lepidotrichia or "rays" covered by thin stretches of skin.
Horns are projections from the top of the head. True horns are found mainly among: Ruminant artiodactyls. Antilocapridae (); Bovidae (cattle, goats, antelopes etc.).; Giraffidae: Giraffids have a pair of skin covered bony bumps on their heads, called ossicones.
A pair of horns on a male impala Anatomy of an animal's horn. A horn is a permanent pointed projection on the head of various animals that consists of a covering of keratin and other proteins surrounding a core of live bone. Horns are distinct from antlers, which are not permanent.