Bull Snake

Today we will tell you about Bull snakes. This snake is very useful to human beings. To know the reason behind it read the whole blog and find your answer. In addition, you will also get complete information on this breed. 

Know More About Them: 

  • When angry, Bull snakes will coil up, hiss, strike, and shake their tails in the leaves, making a rattlesnake-like sound.
  • The rounded head of a Bull Snake is ideal for digging into the loose sand or dirt where it lives.
  • They are strong constrictors with thick bodies.
  • They have a head that is yellow with several black or nearly black markings, including a noticeable stripe that runs from the corner of the mouth to the eye.
  • They have pointy skulls and strong vertical lines on their top lip.

Scientific Name

Pituophis catenifer sayi is the scientific name for the Bull Snake, a subspecies of the gopher snake.

Physical Description

If you are thinking that what does Bull snake look like, then here is your answer. Read below, to know about its physical appearance: 

Bull Snake Size

  • It is a large-bodied snake with a length that varies from three to five feet. 


  • With blotches of dark brown or black are often beige to light brown.
  • Their belly has black markings with a yellowish tint.


Nocturnal Behavior

  • In hot temperatures, the Bull Snake may become more active at night and during the evening hours.
  • It is often more active during the day.
  • One of the largest snakes found in Canada and the USA, the larger Bull snake specimens are rather hefty for a colubrid snake species.

Hunting Behavior

  • To fend off possible predators, they flatten their bodies, hiss, and shake their tails.

Mating Behavior

  • During mating season, the female releases pheromones from her skin that draw the male.
  • Combative activity between the partners, the male stroking his entire body over the female, and the male possibly biting the female’s neck all indicate mating.

What Do They Eat? 

  • Small mammals including mice, moles, rats, pocket gophers, ground squirrels, as well as ground-nesting birds, birds’ eggs, and lizards are all common prey items for Bull snakes, which are extremely potent constrictors.
  • They can raid bird nests (and birdhouses) using their climbing skills to consume the nestlings or the sitting mother.

Where Do Bull Snake Live? 

  • Of all the species in their genus, bull snakes have one of the broadest ranges.
  • They can be found in northern Mexico and a large portion of the western part of the United States.
  • They inhabit prairies, open forests, dunes, farmland, and brushy habitats.


  • In captivity, these snakes can survive for 20–25 years.
  • In the wild, it can live up to 12 years.

Bull Snake Bite

  • It won’t immediately poison you, but they might become seriously infected if you don’t treat them.
  • Arrive as quickly as you can at a doctor’s office if you are bitten by a bull snake.
  • The sooner you seek medical attention after the bite, the lesser your chance of infection will be.
  • It bites usually don’t need emergency care unless the bite has severely bloodied an artery or vein.

Know About its Reproduction

  • It is oviparous. Following the snakes’ emergence from their winter hibernation, mating takes place in March and April.
  • A clutch of 5–19 leathery eggs is laid in loose soil between June and July.
  • Multiple females may deposit their eggs at the same location, although females quickly quit the nests after laying the eggs.
  • After a 50 to 80-day incubation period, the hatchlings emerge in the early fall.

How They Lay Eggs?

  • It is oviparous for Bull snakes (egg-layers).
  • Following the snakes’ emergence from their winter hibernation, mating takes place in March and April. A clutch of 5–19 leathery eggs is laid in loose soil between June and July.
  • Females quickly quit their nests after laying the eggs, and several females may deposit eggs at the same location.
  • Like, bull snakes, the baby bull snakes are also non-venomous. 


  • A wide range of small animals will be eaten by this carnivore. However, they will also eat moles, rabbits, ground squirrels, small gophers, lizards, frogs, birds, and eggs in addition to a substantial portion of their diet consisting of rats and mice.
  • They kill their prey by constriction and then consume it whole.

Bull Snake As a Pet

  • Particularly if they come from captive-bred stock, they are fairly simple to keep in captivity.
  • These huge members of the colubrid family can be beneficial and entertaining to keep if you adhere to a few basic husbandry methods.

Interaction With Humans

  • They are very useful to human beings especially for farmers because they consume a lot of gophers, mice, and other small mammals.
  • This is a great advantage for humans.  

Bull Snake vs Rattlesnake

  • Bull snakes and rattlesnakes differ from one another in several important ways.
  • Non-venomous Bull snake kills mostly by constriction.
  • The Bull snake lacks a rattle, which rattlesnakes use to scare off prospective predators and use venom to do.

Bull snake Colorado

  • This snake, one of Colorado’s biggest and most often observed species, poses little threat to people.
  • Despite not having venom, they can strike if threatened.
  • When threatened, they will occasionally shake their tails, which may sound like rattlesnakes, although this is just done for self-defense.
  • It grows to a total length of 4 to 6 feet on average as adults.

Some Fun Facts 

  • Why does the snake have its tongue out? to scent? The tongue’s forked tips slide into two cavities in the snake’s mouth that make up Jacobson’s organ. The brain receives information about smells from this organ.
  • Even its eyes are coated in scales on a snake’s body. Snakes cannot blink or close their eyes because they lack eyelids.
  • Despite the common misconception that snakes have slimy scales, they have dry skin. Snakes have long, thin scales called scutes on their undersides and diamond-shaped scales on the top of their bodies.
  • Most snakes don’t eat regularly. Only once each week do the snakes at Cosley Zoo eat. Anacondas and other snakes that feed on larger animals may be able to go weeks or months without eating.

Related Link

  • https://www.petanimalwildlife.com/milk-snake/
  • https://www.petanimalwildlife.com/rat-snake/
  • https://www.petanimalwildlife.com/gaboon-viper/
  • https://www.petanimalwildlife.com/corn-snake/

Reference Link

  • https://g.co/kgs/SJA6ph

Bull snake-FAQ

Is bull snake a poisonous snake?

The non-venomous bullsnake restrains its prey to death. It can, however, bite you painfully. A bullsnake may hiss, puff up its body, and mimic the deadly rattlesnake when it feels threatened.

Why is it called a bull snake?

Bull snakes are non-lethal and get their name from their unique hiss, which resembles a bull yelping. In the West, they are known as “gopher snakes.”

Are Bull snakes aggressive?

Bull snakes rarely bite unless provoked or surprised since they are not naturally aggressive.

What are bullsnakes good for?

The fact that bullsnakes consume a lot of mice, gophers, and other small mammals is to humans’ advantage. They regularly regulate the populations of burrowing animal communities, such as prairie dog towns.

Will a bull snake eat a cat?

Snakes do indeed devour cats. Despite cats not being their normal food, snakes will occasionally consume small mammals.

Why do bull Snakes keep rattlesnakes away?

Because they are both snakes and desire to feed and reproduce, bull snakes and rattlesnakes do not frighten each other away. Even though bull snakes and rattlesnakes aren’t best friends, they aren’t attracted to one another the way bug spray is to mosquitoes.

What happens if a bull snake bites you?

We have already told you that Bull snake are non-venomous so the bite from this snake can not cause severe problems but intensity of bite it can cause blood poisonings which can spread throughout your body and can cause systematic damage. 

Are Bull Snakes friendly?

They are non-venomous snake and thus less harmful. That’s why they can be easily tame. So, we can say that they are friendly.

Do Bull snakes bites people?

Although, bull snake’s bites are non-venomous they can impose a painful bites. 

What is the safest pet snake?

Many people love snakes and they wish to domesticate them. But, since snakes are dangerous, it is bit tough to domesticate them. But, corn snake is best choice for you if you want to live with a snake. This snake is also easy to handle. They are gentle. 

Where do Bullsnakes live?

They are non-venomous snakes and can be found in sandy open country and in pine barrens of Western North America. They can be also find in British Columbia, Canada, south to northern Mexico and from California east to Indiana. 

What do Bullsnakes eat?

They eat rats, mice, moles, pocket gophers, ground squirrels and bird’s eggs.  

Can Bullsnakes kill dogs?

Bullsnakes are non venomous. However, if your dog encounter venomous snake then the venom could kill a dog within an hour. To protect your dog you need to give them first aid as soon as possible. In case of Bullsnakes, we do not have proper idea.