
A paw is the soft foot-like part of a
mammal
Mammals () are a group of vertebrate animals constituting the class Mammalia (), characterized by the presence of mammary glands which in females produce milk for feeding (nursing) their young, a neocortex (a region of the brain), fur or ...
, generally a
quadruped, that has
claws.
Common characteristics
The paw is characterised by thin,
pigmented,
keratinised, hairless
epidermis
The epidermis is the outermost of the three layers that comprise the skin, the inner layers being the dermis and hypodermis. The epidermis layer provides a barrier to infection from environmental pathogens and regulates the amount of water rele ...
covering
subcutaneous Subcutaneous may refer to:
* Subcutaneous injection
* Subcutaneous tissue
The subcutaneous tissue (), also called the hypodermis, hypoderm (), subcutis, superficial fascia, is the lowermost layer of the integumentary system in vertebrates. The ...
collagen
Collagen () is the main structural protein in the extracellular matrix found in the body's various connective tissues. As the main component of connective tissue, it is the most abundant protein in mammals, making up from 25% to 35% of the whole ...
ous and
adipose tissue, which make up the pads. These pads act as a cushion for the load-bearing limbs of the animal. The paw consists of the large, heart-shaped
metacarpal or palmar pad (forelimb) or
metatarsal or plantar pad (rear limb), and generally four load-bearing
digital
Digital usually refers to something using discrete digits, often binary digits.
Technology and computing Hardware
*Digital electronics, electronic circuits which operate using digital signals
**Digital camera, which captures and stores digital i ...
pads, although there can be five or six toes in the case of
domestic cat
The cat (''Felis catus'') is a domestic species of small carnivorous mammal. It is the only domesticated species in the family Felidae and is commonly referred to as the domestic cat or house cat to distinguish it from the wild members o ...
s and
bear
Bears are carnivoran mammals of the family Ursidae. They are classified as caniforms, or doglike carnivorans. Although only eight species of bears are extant, they are widespread, appearing in a wide variety of habitats throughout the Nor ...
s (including
giant panda
The giant panda (''Ailuropoda melanoleuca''), also known as the panda bear (or simply the panda), is a bear species endemic to China. It is characterised by its bold black-and-white coat and rotund body. The name "giant panda" is sometimes us ...
). A
carpal pad is also found on the forelimb which is used for additional
traction when stopping or descending a slope in
digitigrade
In terrestrial vertebrates, digitigrade () locomotion is walking or running on the toes (from the Latin ''digitus'', 'finger', and ''gradior'', 'walk'). A digitigrade animal is one that stands or walks with its toes (metatarsals) touching the groun ...
species. Additional
dewclaws can also be present.
The paw also includes a horn-like, beak shaped
claw on each
digit
Digit may refer to:
Mathematics and science
* Numerical digit, as used in mathematics or computer science
** Hindu-Arabic numerals, the most common modern representation of numerical digits
* Digit (anatomy), the most distal part of a limb, such ...
. Though usually hairless, certain animals do have fur on the soles of their paws. An example is the
red panda, whose furry soles help insulate them in their snowy habitat.
Animals with paws
*
Felids, such as
cat
The cat (''Felis catus'') is a domestic species of small carnivorous mammal. It is the only domesticated species in the family Felidae and is commonly referred to as the domestic cat or house cat to distinguish it from the wild members of ...
s and
tigers; some of these animals may have
toe tufts
*
Canids, such as
dogs and
fox
Foxes are small to medium-sized, omnivorous mammals belonging to several genera of the family Canidae. They have a flattened skull, upright, triangular ears, a pointed, slightly upturned snout, and a long bushy tail (or ''brush'').
Twelv ...
es
*
Rabbits
Rabbits, also known as bunnies or bunny rabbits, are small mammals in the family Leporidae (which also contains the hares) of the order Lagomorpha (which also contains the pikas). ''Oryctolagus cuniculus'' includes the European rabbit specie ...
and other
lagomorphs
The lagomorphs are the members of the taxonomic order Lagomorpha, of which there are two living families: the Leporidae ( hares and rabbits) and the Ochotonidae (pikas). The name of the order is derived from the Ancient Greek ''lagos'' (λα� ...
have paws with very sharp nails and have no pads underneath them
*
Bear
Bears are carnivoran mammals of the family Ursidae. They are classified as caniforms, or doglike carnivorans. Although only eight species of bears are extant, they are widespread, appearing in a wide variety of habitats throughout the Nor ...
s and
raccoons
*
Weasels and other
mustelids
*
Rodents
Gallery
File:Brown Bear Paws.jpg, An American brown bear's paws.
File:Eisbaer hintertatze-3.jpg, A polar bear
The polar bear (''Ursus maritimus'') is a hypercarnivorous bear whose native range lies largely within the Arctic Circle, encompassing the Arctic Ocean, its surrounding seas and surrounding land masses. It is the largest extant bear specie ...
's paws.
File:DogDewClawTika1 wb.jpg, A dog's paw resting on a hard concrete surface
File:Ellenberger Leisering Dog.jpg, Structures of the leg and paw of a dog.
File:Wolf Paws (6798208076).jpg, alt=, A wolf's paws
File:Panthera tigris11.jpg, A tiger's paw, showing pads
File:Cat foot (10225182346).jpg, A cat
The cat (''Felis catus'') is a domestic species of small carnivorous mammal. It is the only domesticated species in the family Felidae and is commonly referred to as the domestic cat or house cat to distinguish it from the wild members of ...
's paw, showing pads.
File:Anatomy of the cat (1991) (18195201631).jpg, Structures of the paw of a cat.
File:Rabbitsfoot.jpg, A rabbit's foot
In some cultures, the foot of a rabbit is carried as an amulet believed to bring good luck. This belief is held by individuals in a great number of places around the world, including Europe, China, Africa, and North and South America. In variation ...
.
File:Lepus brachyurus (hind legs).jpg, The hind paws of a Japanese hare.
File:Red Panda (37469241852).jpg, A red panda's paw, showing the absence of paw pads.
File:Martes flavigula paw.png, The paw of a yellow-throated marten.
File:Meles meles-front paw.jpg, The forepaw of a European badger.
File:Cricetus cricetus front foot.jpg, Front paw of European hamster
The European hamster (''Cricetus cricetus''), also known as the Eurasian hamster, black-bellied hamster or common hamster, is the only species of hamster in the genus ''Cricetus''. It is native to grassland and similar habitats in a large part ...
See also
*
Claw
*
Digitigrade
In terrestrial vertebrates, digitigrade () locomotion is walking or running on the toes (from the Latin ''digitus'', 'finger', and ''gradior'', 'walk'). A digitigrade animal is one that stands or walks with its toes (metatarsals) touching the groun ...
References
{{reflist
Bibliography
Maine Coon Polydactyl International
Mammal anatomy