Identification - cattle hock bone - Saffron Walden Museum (2024)

Cattle right-side calcaneus (heel bone)

The calcaneus in humans is the heel bone, and is the first point of contact with the floor when we walk. However, cattle are ‘nail-walkers’ – walking on the very tips of their toes with the rest of the foot held off the ground. This means the first joint from the ground on the hind leg is the ankle (hock), not the knee, which is why it bends in the opposite direction to our knee. The knee is further up the leg, almost hidden by the leg muscles, while the hip is very high up, just below the base of the tail.

Identification - cattle hock bone - Saffron Walden Museum (1)

The hock bone (calcaneus) is shown by no. 32 (bottom right). 31 shows the ankle joint and 30 shows the knuckles of the toes. 27 shows the knee joint (bottom middle). Image credit: reference 1.

The bovine foot has 15 bones, grouped into 7 tarsals (talus, calcaneus, and five others), 2 metatarsals (running from the tarsals to thethe two toes). These correspond to the 3rd and 4th metatarsals in human feet The big toe has the first metatarsal). The cow has 6 phalanges (three in each toe).
For comparison, humans have 26 foot bones, comprising 7 tarsals, 5 metatarsals (one leading to each toe) and 14 phalanges (two for the big toe and three for every other toe).

Identification - cattle hock bone - Saffron Walden Museum (2)

15-21 are the ankle bones, 23 and 24 are the metatarsals, and 26-28 show the three phalanges in each toe. The same bones are labelled in the human foot on the right. Image credits: references 2 and 3.

(The image above actually shows the front leg of a cow, with the wrist and not the ankle bones, but the other bones are generally the same.)

Identification - cattle hock bone - Saffron Walden Museum (3)

The original bone I was asked to ID. © Saffron Walden Museum.

In life, this cattle calcaneus is from the right hock and has the smooth side faces outward to the right, as in the photo above. The shaft of the bone is then pointing up and back, toward the tail of the animal, to form the distinctive point of the hock in the cow’s leg (no. 32 in the first diagram). The top of the bone is the attachment point for the large muscles of the lower leg. These are the gastrocnemius and soleus, (the ‘calf muscles’ in humans).

Some of the more fragile edges of this calcaneus are missing, but you can still see the main features.

Identification - cattle hock bone - Saffron Walden Museum (4)

This photo is pretty much a close-up of the photo above, from the bottom end. © Saffron Walden Museum.

In the photo, the letter A shows a smooth articular surface for the 3rd and 4th metatarsals, and B is one of the articular surfaces with the talus. C is a dome-shaped articular surface for the lateral malleolus, a bone on the outer edge of the hock. The roughened depression (D) in the centre of the plate is called the tarsal sinus, and is mirrored by a similar area on the talus. This cavity houses blood vessels, fat, nerves, and a series of ligaments which hold the tarsal bones together.
The talar shelf (E), is at the near end of the shaft, and helps support the talus bone which sits above it. There is also a groove (F) for the tendon of the flexor digitorum lateralis muscle, which bends the toes.

The calf muscles which attach to the top of the bone help straighten the leg when walking and running, while the length of the bone acts as a lever to amplify their effect and increase make the movement more efficient This is especially important in animals such as cattle, whose ancestors and wild relatives migrate across continents and run to escape predators.

– James Lumbard, Natural Sciences Officer.

References

1. Domestic_animals;_ _history_and_description_of_the_horse,_mule,_cattle,_sheep,_swine,_poultry,_and_farm_dogs,_(1858)_(14598393827)
By Internet Archive Book Images – https://www.flickr.com/photos/internetarchivebookimages/14598393827/Source book page: https://archive.org/stream/domesticanimalsh00alle/domesticanimalsh00alle#page/n51/mode/1up, No restrictions, https://commons.wikimedia.org/w/index.php?curid=44520464

2. Cattle hock skeleton diagram © https://www.dcfirst.com/cow_skeletal_anatomy_poster.html Accessed 31.3.2020.

3. BruceBlaus. :Blausen.com staff (2014). “Medical gallery of Blausen Medical 201”. WikiJournal of Medicine 1 (2). DOI:10.15347/wjm/2014.010. ISSN 2002-4436. / CC BY 3.0

Identification - cattle hock bone - Saffron Walden Museum (2024)

FAQs

What part of the cow is the hock? ›

This means the first joint from the ground on the hind leg is the ankle (hock), not the knee, which is why it bends in the opposite direction to our knee. The knee is further up the leg, almost hidden by the leg muscles, while the hip is very high up, just below the base of the tail.

What are cow leg bones called? ›

The femur and the tibia form the stifle joint (knee joint) and the patella sits over this joint. The rest of the hind limb consists of the fibula and the tarsus which is made up of five small bones.

How many bones are in cattle? ›

Number of Bones:

On average, an adult cow has around 205 bones, including: Skull bones: 34.

What are the bones in the hock? ›

The hock, or gambrel, is the joint between the tarsal bones and tibia of a digitigrade or unguligrade quadrupedal mammal, such as a horse, cat, or dog.

What does hock mean in cattle? ›

the joint in the hind leg of a horse, cow, etc., above the fetlock joint, corresponding anatomically to the ankle in humans.

What is the hardest bone in a cow? ›

We also only use femurs as they are the strongest bone on a cow.

How to identify an animal bone? ›

The major difference between human and non- human animal bone structure therefore principally relates to density. Non- human animal bones have a greater density relative to size; they are less porous and are thicker in cross section than the bones of humans.

What is the big bone in your calf called? ›

The tibia and fibula are the two long bones in the lower leg. They connect the knee and ankle, but they are separate bones. The tibia is the shinbone, the larger of the two bones in the lower leg. The top of the tibia connects to the knee joint and the bottom connects to the ankle joint.

What is the back of a cow called? ›

These sections are called the forequarter (front of the cow) and the hindquarter (back of the cow). The most tender cuts of beef, like the rib and tenderloin, are the ones farthest from the horn and hoof.

What animal has 1800 bones? ›

The vertebrate with the most bones is the python. These giant snakes can be over 20 feet long, and they have 1800 bones in their bodies!

Where do all the cow bones go? ›

About 40% of the weight makes it to the meat consumer, though usually little is thrown away. Less desirable meat and connective tissue can be processed into foods for people or animals. The bones are either sold as is for soup or dog bones, ground into meal or boiled into broth.

Where is the hock located? ›

The hock joint is located in the hind limbs and is the equivalent of the human ankle joint. The hock joint is a complex joint comprising of a number of small bones articulating with the tibia (skin bone) and metatarsal bones (toes). Ligaments on the inside and outside part of the hock joint hold the bones together.

What is a hock where is it located? ›

The hock joints of your horse are located on the hind legs just above the cannon bones. They are equivalent to the human ankle. The hock functions to carry weight, push off the earth, and allow your horse to run, jump, turn, and play.

Where is the hock bone? ›

A ham hock (or hough) or pork knuckle is the joint between the tibia/fibula and the metatarsals of the foot of a pig, where the foot was attached to the hog's leg. It is the portion of the leg that is neither part of the ham proper nor the ankle or foot (trotter), but rather the extreme shank end of the leg bone.

What part of the animal is the hock? ›

An animal's hock is the rough equivalent to a human's ankle. A horse's hock is easy to see: it's the joint above the hoof that's angled backwards. Other mammals (especially those with long legs) also have hocks, including dogs and pigs.

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