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  2. Frog (horse anatomy) - Wikipedia

    en.wikipedia.org/wiki/Frog_(horse_anatomy)

    The frog is a part of a horse hoof, located on the underside, which should touch the ground if the horse is standing on soft footing. The frog is triangular in shape, and extends midway from the heels toward the toe, covering around 25% of the bottom of the hoof.

  3. Horse hoof - Wikipedia

    en.wikipedia.org/wiki/Horse_hoof

    Heels are separated by an elastic, resilient structure named the 'frog'. In the palmar/plantar part of the foot, above the heels and the frog, there are two oval bulges named the 'bulbs'. When viewed from the lower surface, the hoof wall's free margin encircles most of the hoof. The triangular frog occupies the center area.

  4. Equine anatomy - Wikipedia

    en.wikipedia.org/wiki/Equine_anatomy

    Points of a horse. Equine anatomy encompasses the gross and microscopic anatomy of horses, ponies and other equids, including donkeys, mules and zebras.While all anatomical features of equids are described in the same terms as for other animals by the International Committee on Veterinary Gross Anatomical Nomenclature in the book Nomina Anatomica Veterinaria, there are many horse-specific ...

  5. Comparative foot morphology - Wikipedia

    en.wikipedia.org/wiki/Comparative_foot_morphology

    Skeletons of a human and an elephant. Comparative foot morphology involves comparing the form of distal limb structures of a variety of terrestrial vertebrates.Understanding the role that the foot plays for each type of organism must take account of the differences in body type, foot shape, arrangement of structures, loading conditions and other variables.

  6. Frog - Wikipedia

    en.wikipedia.org/wiki/Frog

    This diagram, in the form of a tree, shows how each frog family is related to other families, with each node representing a point of common ancestry. It is based on Frost et al. (2006), [ 44 ] Heinicke et al. (2009) [ 45 ] and Pyron and Wiens (2011).

  7. Squamosal bone - Wikipedia

    en.wikipedia.org/wiki/Squamosal_bone

    The squamosal is a skull bone found in most reptiles, amphibians, and birds.In fishes, it is also called the pterotic bone. [1]In most tetrapods, the squamosal and quadratojugal bones form the cheek series of the skull. [2]

  8. Tadpole - Wikipedia

    en.wikipedia.org/wiki/Tadpole

    Anatomy of a wood frog tadpole (Lithobates sylvaticus) As a frog tadpole matures it gradually develops its limbs, with the back legs growing first and the front legs second. The tail is absorbed into the body using apoptosis. Lungs develop around the time as the legs start growing, and tadpoles at this stage will often swim to the surface and ...

  9. Coracoid - Wikipedia

    en.wikipedia.org/wiki/Coracoid

    Diagram of skeletal structure and musculature of a bird's wing. A coracoid [a] is a paired bone which is part of the shoulder assembly in all vertebrates except therian mammals (marsupials and placentals).