Quick answer
Domestic cattle descend from the aurochs and number over one billion worldwide, providing milk, meat, leather, and draft power. Dairy and beef breeds vary enormously — from 400 kg Jerseys to massive Chianina bulls — and cattle farming shapes landscapes, economies, and climate debates globally.
Top questions about the Cow
Also available in Español (Vaca)
Cow facts at a glance
- Weight 700 kg
- Length 2.5 m
- Top speed 35 km/h
- Lifespan 20 years
| Scientific name | Bos taurus |
|---|---|
| Diet | Herbivore — grass, hay, silage, and grain supplement |
| Habitat | Farms and rangelands on every inhabited continent |
| Lifespan | 15–20 years (dairy cows often culled earlier) |
| Weight | 400–1,200 kg (880–2,650 lb) depending on breed |
| Top speed | Up to 35 km/h (22 mph) when frightened |
| Conservation status | Domesticated (IUCN) |
| Kingdom | Animalia |
|---|---|
| Phylum | Chordata |
| Class | Mammalia |
| Order | Artiodactyla |
| Family | Bovidae |
| Genus | Bos |
Where it lives
The cow (Bos taurus) is native to Domesticated from the aurochs in the Middle East and South Asia; over one billion cattle on farms and rangelands on every inhabited continent. — recorded across Africa, Asia, Europe, North America, Oceania, South America in this guide’s range summary.
For occurrence records, see GBIF species search and sources below.
How big is a cow?
An adult cow measures 2.5 m long — about 1.4× the height of an average adult person (1.73 m) — and weighs around 700 kg, about 10× an average adult’s body weight (70 kg).
Length vs an average adult’s height (to scale)
What is a group of cows called?
Group name (collective noun)
A group of Cows is called a herd.
Baby name
A baby Cow is called a calf.
Explore more animal collective nouns and baby animal names .
Domestication from aurochs
Cattle were domesticated from wild aurochs in the Middle East and South Asia roughly 10,000 years ago, independently in some regions. Selective breeding produced dairy breeds optimised for milk, beef breeds for muscle, and draught breeds for pulling ploughs and carts.
Ruminant digestion
Cattle are ruminants with four-chambered stomachs that ferment tough plant fibre through regurgitation and re-chewing ('chewing the cud'). Microbes in the rumen break down cellulose humans cannot digest — but also produce methane, a potent greenhouse gas.
Dairy and beef systems
Modern dairy cows may produce 30+ litres of milk daily through selective breeding and nutrition. Beef cattle graze rangelands from the American West to the Brazilian cerrado. Welfare debates focus on feedlots, calf separation, and slaughter practices.
Environmental footprint
Cattle farming uses more land and water than most crops and contributes significantly to methane emissions. Sustainable grazing can sequester carbon on some grasslands, but rainforest clearing for beef pasture remains a major conservation issue in the Amazon.
Dig deeper into the Cow
- Cow: Key Facts
Domestic cattle descend from the aurochs and number over one billion worldwide, providing milk, meat, leather, and draft power.
- How Fast Is A Cow?
Cow top speed is up to about 35 km/h (22 mph) when frightened. Sprint vs endurance and what limits pace.
- How Long Do Cows Live?
Cow lifespan is typically 15–20 years (dairy cows often culled earlier). What shortens or extends life, life stages, and status (Domesticated).
- What Do Cows Eat?
What cows eat: Herbivore — grass, hay, silage, and grain supplement, foraging style, and seasonal shifts in Farms and rangelands on every inhabited continent.
- Where Do Cows Live?
Where cows live: Farms and rangelands on every inhabited continent, native range cues, and human overlap. Status Domesticated.
Explore the Cow
Compare
Did you know? Cow facts
- Domestic cattle descend from the aurochs and number over one billion worldwide, providing milk, meat, leather, and draft power.
- Cow is an adult female; bull is an intact adult male; steer is a castrated male raised for beef. Heifer is a young female that has not calved.
- Modern dairy breeds average 25–35 litres per day at peak lactation, far more than a calf needs — the result of centuries of selective breeding.
- Cattle show learning, memory, social bonds, and emotional responses. They recognise individual herd mates and humans and prefer familiar companions.
- Over one billion domestic cattle worldwide — among the most numerous large mammals on Earth.
- Conservation: Domesticated (IUCN).
Diet & feeding
Cow feeds primarily as a herbivore — grass, hay, silage, and grain supplement. Modern dairy cows may produce 30+ litres of milk daily through selective breeding and nutrition. Beef cattle graze rangelands from the American West to the Brazilian cerrado. Welfare debates focus on feedlots, calf separation, and slaughter
Adaptations
- Cattle were domesticated from wild aurochs in the Middle East and South Asia roughly 10,000 years ago, independently in some regions. Selective breeding produced dairy breeds optimised for milk, beef breeds for muscle, and draught breeds for pulling ploughs and carts.
- Cattle are ruminants with four-chambered stomachs that ferment tough plant fibre through regurgitation and re-chewing ('chewing the cud'). Microbes in the rumen break down cellulose humans cannot digest — but also produce methane, a potent greenhouse gas.
Behaviour & ecology
- Cattle were domesticated from wild aurochs in the Middle East and South Asia roughly 10,000 years ago, independently in some regions. Selective breeding produced dairy breeds optimised for milk, beef breeds for muscle, and draught breeds for pulling ploughs and carts.
- Cattle are ruminants with four-chambered stomachs that ferment tough plant fibre through regurgitation and re-chewing ('chewing the cud'). Microbes in the rumen break down cellulose humans cannot digest — but also produce methane, a potent greenhouse gas.
- Modern dairy cows may produce 30+ litres of milk daily through selective breeding and nutrition. Beef cattle graze rangelands from the American West to the Brazilian cerrado. Welfare debates focus on feedlots, calf separation, and slaughter practices.
Communication
- Cow uses scent, posture, and vocal signals to mark territory and coordinate social behaviour.
- Communication intensity often peaks during breeding seasons and territorial disputes.
Habitat & range
Farms and rangelands on every inhabited continent
Ecological role
Cow shapes vegetation through grazing or browsing and serves as prey for larger predators where ranges overlap.
Conservation status of the Cow
The cow (Bos taurus) is listed as Domesticated on the IUCN Red List. Domesticated animals are species kept and selectively bred by humans over many generations, such as dogs, cats, and livestock. They are not assessed for extinction risk in the wild by the IUCN, because their populations are managed by people rather than subject to natural pressures.
The cow (Bos taurus) is assessed on the IUCN Red List. Look up on the IUCN Red List .
Frequently asked questions about the Cow
Cow vs bull vs steer?
Cow is an adult female; bull is an intact adult male; steer is a castrated male raised for beef. Heifer is a young female that has not calved.
How much milk does a cow produce?
Modern dairy breeds average 25–35 litres per day at peak lactation, far more than a calf needs — the result of centuries of selective breeding.
Are cows intelligent?
Cattle show learning, memory, social bonds, and emotional responses. They recognise individual herd mates and humans and prefer familiar companions.
How many cows are there?
Over one billion domestic cattle worldwide — among the most numerous large mammals on Earth.
What did cows evolve from?
The wild aurochs (Bos primigenius), hunted to extinction in the 1600s but preserved genetically in domestic cattle.
What is a group of cows called?
A group of Cows is called a herd.
What is a baby cow called?
A baby Cow is called a calf.
Sources & references
This guide is compiled and reviewed against established zoological and conservation references. Key sources for the Cow:
-
IUCN Red List of Threatened Species
Conservation status (Domesticated) reflects the IUCN Red List category for Bos taurus.
-
iNaturalist — observations & photos
Search citizen-science observations and community IDs for Bos taurus. Useful for range checks and recent sightings — not a substitute for formal Red List status.
-
GBIF — occurrence data
Global Biodiversity Information Facility species search for Bos taurus. Explore published occurrence records used in range research.
- IUCN Red List — Bos taurus.
Conservation status (Domesticated) and population trends.
- Animal Diversity Web — Bos taurus. University of Michigan Museum of Zoology.
Life history, morphology, and range.
-
Global Animal Guide editorial standards
How we research, source, review, and update every guide for accuracy.
