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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. Cervidae: Most deer have antlers, which are not true horns due to lacking a bone core and made of keratin.
Female great hornbill Hornbills are birds in the families Bucerotidae and Bucorvidae. There are currently 62 extant species of hornbills recognised by the International Ornithologists' Union, two in Bucorvidae and 60 in Bucerotidae. Many species of fossil hornbills are known from the Miocene onwards; however, their exact number and taxonomy are unsettled due to ongoing discoveries. Conventions ...
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.
[38] [39] The unique horn structure is the only unambiguous morphological feature of bovids that distinguishes them from other pecorans. [40] [41] A high correlation exists between horn morphology and fighting behaviour of the individual. For instance, long horns are intended for wrestling and fencing, whereas curved horns are used in ramming. [42]
The unique horn structure is the only unambiguous morphological feature of bovids that distinguishes them from other pecorans. [56] [57] Male horn development has been linked to sexual selection, [58] [59] while the presence of horns in females is likely due to natural selection.
Both sexes have a dorsal crest of hair running right from the back of the head to the end of the tail. Males have another line of hair along the midline of their chest and belly. [17] [18] Only the males have horns. Horns are 60–83 cm (24–33 in) long and yellow-tipped. There are one or two twists. [2]
This is an accepted version of this page This is the latest accepted revision, reviewed on 25 November 2024. Species of mammal This article is about the animal. For other uses, see Okapi (disambiguation). Okapi Male okapi at Beauval Zoo Female okapi at Zoo Miami Conservation status Endangered (IUCN 3.1) Scientific classification Domain: Eukaryota Kingdom: Animalia Phylum: Chordata Class ...
Horns of a goat and a ram, goat's fur and ears, nose and canines of a pig, and mouth of a dog, a typical depiction of the devil in Christian art. The goat, ram, dog and pig are animals consistently associated with the Devil. [17] Detail of a 16th-century painting by Jacob de Backer in the National Museum in Warsaw.