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A dog's glans consists of two sections: Behind the lower, long part (pars longa glandis) lies the "knot" (Bulbus glandis) [1] which expands only after penetrating the vagina and causes the male dog to remain inside the bitch ("Tie") for some time after ejaculation (typically between 15 and 30 min).
The heaviest dog was an English Mastiff named Zorba, which weighed 314 pounds (142 kg). [2] The tallest known adult dog is a Great Dane that stands 106.7 cm (42.0 in) at the shoulder. [3] External anatomy (topography) of a typical dog: 1. Head 2. Muzzle 3. Dewlap (throat, neck skin) 4. Shoulder 5. Elbow 6. Forefeet 7. Croup (rump) 8. Leg (thigh ...
The males do not have to compete with other males, and female anemone fish are typically larger. When a female dies a juvenile (male) anemone fish moves in, and "the resident male then turns into a female and reproductive advantages of the large female–small male combination continue". [22] In other fishes sex changes are reversible.
For diseases and disorders of dog anatomy, see Category:Dog health. Pages in category "Dog anatomy" The following 34 pages are in this category, out of 34 total.
English: Skeleton of a dog: A – Cervical or Neck Bones (7 in number). B – Dorsal or Thoracic Bones (13 in number, each bearing a rib). C – Lumbar Bones (7 in number).D – Sacral Bones (3 in number). E – Caudal or Tail Bones (20 to 23 in number). 1 – Cranium, or Skull. 2 – Maxilla. 3 – Mandible, or Lower jaw . 4 – Atlas. 5 – Axis.
Gonopod diversity in 20 Chaleponcus species (Spirostreptida, Odontopygidae) from Tanzania. In millipedes, gonopods consist of one or two pairs of often highly modified walking legs in mature males, and are primarily found in members of the subgroup Helminthomorpha—containing most orders and the vast majority of species—where they are located on the seventh body segment consisting of leg ...
In biology, a clasper is a male anatomical structure found in some groups of animals, used in mating. A close up view of a chimaera clasper (Hydrolagus collie). Note the many small tooth-like projections covering the exterior surface. Illustration of Harpagofututor an extinct chimaera-relative in which males (below) had clasper structures on ...