The letter B introduces us to an incredible range of wildlife, from the tiniest buzzing insects to some of the largest creatures in the ocean. If you have ever wondered about an animal begin with b, this guide brings together a wide variety of species found across forests, deserts, oceans, and grasslands around the world. Each entry includes its scientific name, habitat, and a few interesting facts, making it an easy way to explore nature one letter at a time. Read on to discover a detailed list of animals starting with b, complete with everything you need to know about each one.
Animals Names Beginning With B
Below is a collection of animals starting with letter b, covering mammals, birds, reptiles, fish, and insects from every corner of the globe. Each animal includes its scientific name, habitat, and a set of fun facts worth knowing.
1. Bear
Bears are big, furry mammals known for their strength and love of honey and fish.
Scientific Name – Ursidae (bear family)
Type of Animal – Mammal
Where They Live – Forests and mountains in North America, Europe, and Asia
Fun Facts
- Bears can stand up on two legs like people.
- They sleep through winter in a long nap called hibernation.
2. Bee
Bees are tiny buzzing insects that help flowers grow by spreading pollen.
Scientific Name – Apis mellifera
Type of Animal – Insect
Where They Live – Gardens, meadows, and hives all over the world
Fun Facts
- Bees make honey inside their hive.
- A bee can visit over a hundred flowers in one trip.
3. Butterfly
Butterflies are colorful insects with big, delicate wings that flutter through the air.
Scientific Name – Order Lepidoptera
Type of Animal – Insect
Where They Live – Gardens and forests on every continent except Antarctica
Fun Facts
- Butterflies taste with their feet.
- They start life as a caterpillar.
4. Bat
Bats are furry flying mammals that come out mostly at night.
Scientific Name – Order Chiroptera
Type of Animal – Mammal
Where They Live – Caves, trees, and buildings around the world
Fun Facts
- Bats are the only mammals that can truly fly.
- Many bats use sound to “see” in the dark, called echolocation.
5. Bunny (Rabbit)
Bunnies are small, soft animals with long ears and a love for hopping.
Scientific Name – Oryctolagus cuniculus
Type of Animal – Mammal
Where They Live – Meadows, forests, and gardens worldwide
Fun Facts
- Bunnies can hop very fast to escape danger.
- Their long ears help them hear predators.
6. Buffalo
Buffalo are large, powerful animals with curved horns that live in herds.
Scientific Name – Syncerus caffer
Type of Animal – Mammal
Where They Live – Grasslands and savannas in Africa
Fun Facts
- Buffalo travel in big groups called herds.
- They use their horns to protect themselves.
7. Bull
A bull is a strong, muscular male member of the cattle family.
Scientific Name – Bos taurus
Type of Animal – Mammal
Where They Live – Farms and pastures around the world
Fun Facts
- Bulls are much bigger and stronger than cows.
- They can weigh over a thousand kilograms.
8. Baboon
Baboons are clever monkeys that live in large family groups.
Scientific Name – Papio
Type of Animal – Mammal
Where They Live – Savannas, forests, and hills in Africa and Arabia
Fun Facts
- Baboons live in groups called troops.
- They have cheek pouches to store food.
9. Badger
Badgers are stocky, digging animals with black-and-white striped faces.
Scientific Name – Meles meles
Type of Animal – Mammal
Where They Live – Underground burrows in forests and grasslands across Europe and Asia
Fun Facts
- Badgers dig deep underground homes called setts.
- They have strong claws for digging.
10. Beaver
Beavers are hardworking rodents famous for building dams with sticks and mud.
Scientific Name – Castor canadensis
Type of Animal – Mammal
Where They Live – Rivers, streams, and ponds in North America
Fun Facts
- Beavers build dams to create ponds for safety.
- Their front teeth never stop growing.
11. Beetle
Beetles are insects with hard, shiny wing covers protecting their wings.
Scientific Name – Order Coleoptera
Type of Animal – Insect
Where They Live – Almost every habitat on Earth, from forests to deserts
Fun Facts
- Beetles make up the largest group of insects on Earth.
- Their hard shells protect their delicate wings.
12. Bison
Bison are giant, shaggy-haired animals that once roamed in huge herds.
Scientific Name – Bison bison
Type of Animal – Mammal
Where They Live – Grasslands and plains in North America
Fun Facts
- Bison are the largest land mammals in North America.
- They have a large hump made of muscle on their shoulders.
13. Boar
A wild boar is a strong, bristly-haired relative of the pig.
Scientific Name – Sus scrofa
Type of Animal – Mammal
Where They Live – Forests and woodlands across Europe, Asia, and Africa
Fun Facts
- Wild boars have sharp tusks.
- They use their strong snouts to dig for food.
14. Bobcat
Bobcats are wild cats with short, “bobbed” tails and tufted ears.
Scientific Name – Lynx rufus
Type of Animal – Mammal
Where They Live – Forests, deserts, and mountains across North America
Fun Facts
- Bobcats got their name from their short, stubby tail.
- They are excellent climbers and jumpers.
15. Bald Eagle
The bald eagle is a powerful bird of prey with a white head and sharp eyes.
Scientific Name – Haliaeetus leucocephalus
Type of Animal – Bird
Where They Live – Near lakes, rivers, and coasts in North America
Fun Facts
- Bald eagles are not actually bald; they have white feathers.
- They build some of the largest nests of any bird.
16. Blue Whale
The blue whale is the largest animal that has ever lived on our planet.
Scientific Name – Balaenoptera musculus
Type of Animal – Mammal
Where They Live – Oceans all around the world
Fun Facts
- A blue whale’s heart is as big as a small car.
- They can grow longer than a basketball court.
17. Bumblebee
Bumblebees are round, fuzzy bees known for their loud buzzing sound.
Scientific Name – Bombus
Type of Animal – Insect
Where They Live – Gardens, fields, and meadows worldwide
Fun Facts
- Bumblebees can fly even though their wings look too small.
- They live in small groups instead of huge hives.
18. Budgie
Budgies are small, colorful parrots that make cheerful chirping sounds.
Scientific Name – Melopsittacus undulatus
Type of Animal – Bird
Where They Live – Grasslands in Australia, and as pets worldwide
Fun Facts
- Budgies can learn to copy human words.
- They are one of the most popular pet birds.
19. Bullfrog
Bullfrogs are large frogs known for their deep, loud croaking call.
Scientific Name – Lithobates catesbeianus
Type of Animal – Amphibian
Where They Live – Ponds, lakes, and marshes in North America
Fun Facts
- Bullfrogs got their name from their loud, cow-like call.
- They can jump many times their own body length.
20. Barn Owl
Barn owls are pale, heart-faced birds that hunt silently at night.
Scientific Name – Tyto alba
Type of Animal – Bird
Where They Live – Farms, barns, and open fields around the world
Fun Facts
- Barn owls fly almost silently thanks to special feathers.
- They can hear a mouse moving in total darkness.
21. Basset Hound
Basset hounds are gentle dogs with long ears and short legs.
Scientific Name – Canis lupus familiaris
Type of Animal – Mammal
Where They Live – Homes around the world as beloved pets
Fun Facts
- Basset hounds have an incredible sense of smell.
- Their long ears help sweep scents up to their nose.
22. Border Collie
Border collies are smart, energetic dogs famous for herding sheep.
Scientific Name – Canis lupus familiaris
Type of Animal – Mammal
Where They Live – Farms and homes worldwide
Fun Facts
- Border collies are considered one of the smartest dog breeds.
- They herd sheep using an intense stare called “the eye.”
23. Bengal Tiger
Bengal tigers are powerful striped cats and one of the biggest wild cats on Earth.
Scientific Name – Panthera tigris tigris
Type of Animal – Mammal
Where They Live – Forests and grasslands in India and nearby countries
Fun Facts
- No two tigers have the exact same stripe pattern.
- Bengal tigers are strong swimmers.
24. Black Bear
Black bears are medium-sized bears found across many North American forests.
Scientific Name – Ursus americanus
Type of Animal – Mammal
Where They Live – Forests and mountains across North America
Fun Facts
- Black bears are excellent tree climbers.
- They can run faster than most people expect.
25. Brown Bear
Brown bears are large, powerful bears with a distinctive shoulder hump.
Scientific Name – Ursus arctos
Type of Animal – Mammal
Where They Live – Forests and mountains across North America, Europe, and Asia
Fun Facts
- Brown bears can catch fish right out of rivers.
- They have an excellent sense of smell.
26. Blue Jay
Blue jays are bright blue songbirds known for their loud calls.
Scientific Name – Cyanocitta cristata
Type of Animal – Bird
Where They Live – Forests, parks, and gardens across North America
Fun Facts
- Blue jays can imitate the calls of hawks.
- They store food to eat later, like little squirrels.
27. Bighorn Sheep
Bighorn sheep are mountain animals famous for their huge, curled horns.
Scientific Name – Ovis canadensis
Type of Animal – Mammal
Where They Live – Rocky mountains and cliffs in North America
Fun Facts
- Male bighorn sheep crash their horns together to compete.
- Their horns can weigh as much as all their other bones.
28. Bactrian Camel
Bactrian camels are sturdy desert animals with two humps on their backs.
Scientific Name – Camelus bactrianus
Type of Animal – Mammal
Where They Live – Deserts and dry grasslands in Central Asia
Fun Facts
- Bactrian camels store fat, not water, in their humps.
- They can survive in both extreme heat and freezing cold.
29. Bearded Dragon
Bearded dragons are friendly lizards named for the spiky “beard” under their chin.
Scientific Name – Pogona
Type of Animal – Reptile
Where They Live – Deserts and dry woodlands in Australia
Fun Facts
- Bearded dragons puff out their “beard” when they feel threatened.
- They can change the color of their skin slightly.
30. Box Turtle
Box turtles are small turtles that can close their shell completely, like a box.
Scientific Name – Terrapene carolina
Type of Animal – Reptile
Where They Live – Forests and grasslands in North America
Fun Facts
- Box turtles can shut their shell tight to hide from danger.
- Some box turtles can live for over 50 years.
31. Bull Shark
Bull sharks are strong, stocky sharks that can even swim in rivers.
Scientific Name – Carcharhinus leucas
Type of Animal – Fish
Where They Live – Warm oceans, rivers, and lakes around the world
Fun Facts
- Bull sharks can survive in both salty and fresh water.
- They have one of the strongest bites of any shark.
32. Barracuda
Barracudas are long, fast fish with sharp teeth and a fierce look.
Scientific Name – Sphyraena
Type of Animal – Fish
Where They Live – Warm ocean waters and coral reefs worldwide
Fun Facts
- Barracudas can swim in quick, powerful bursts of speed.
- Their sharp teeth help them catch slippery fish.
33. Bandicoot
Bandicoots are small, pointy-nosed mammals that dig for insects at night.
Scientific Name – Perameles
Type of Animal – Mammal
Where They Live – Grasslands and forests in Australia and New Guinea
Fun Facts
- Bandicoots use their pointy noses to sniff out food.
- They dig small, cone-shaped holes looking for insects.
34. Bonobo
Bonobos are gentle great apes closely related to chimpanzees.
Scientific Name – Pan paniscus
Type of Animal – Mammal
Where They Live – Rainforests in the Democratic Republic of Congo
Fun Facts
- Bonobos are one of humans’ closest living relatives.
- They live in groups led by females.
35. Bilby
Bilbies are small, rabbit-eared marsupials found only in Australia.
Scientific Name – Macrotis lagotis
Type of Animal – Mammal
Where They Live – Deserts and dry grasslands in Australia
Fun Facts
- Bilbies have long ears like a rabbit.
- They dig deep burrows to stay cool and safe.
36. Blue-Footed Booby
Blue-footed boobies are seabirds famous for their bright blue feet.
Scientific Name – Sula nebouxii
Type of Animal – Bird
Where They Live – Coasts and islands along the Pacific Ocean
Fun Facts
- Male blue-footed boobies show off their feet in a funny dance.
- Bluer feet often mean a healthier bird.
37. Black Panther
A black panther is a leopard or jaguar with extra dark, almost black fur.
Scientific Name – Panthera pardus / Panthera onca
Type of Animal – Mammal
Where They Live – Forests and jungles in Africa, Asia, and the Americas
Fun Facts
- Black panthers still have spots, hidden under their dark fur.
- Their black color comes from extra dark pigment.
38. Blue Marlin
Blue marlins are huge, fast ocean fish with a long, spear-like bill.
Scientific Name – Makaira nigricans
Type of Animal – Fish
Where They Live – Warm and tropical ocean waters worldwide
Fun Facts
- Blue marlins are one of the fastest fish in the ocean.
- They use their long bill to stun smaller fish.
39. Brown Pelican
Brown pelicans are large seabirds known for their giant throat pouch.
Scientific Name – Pelecanus occidentalis
Type of Animal – Bird
Where They Live – Coastlines in North and South America
Fun Facts
- Brown pelicans dive headfirst into water to catch fish.
- Their throat pouch can hold more than their stomach.
40. Basking Shark
Basking sharks are gentle giants and the second-largest fish in the world.
Scientific Name – Cetorhinus maximus
Type of Animal – Fish
Where They Live – Cool and temperate oceans around the world
Fun Facts
- Basking sharks eat tiny plankton, not big prey.
- They swim slowly near the surface with their mouths open.
Now you know wonderful animals starting with the letter B! From tiny bees to giant blue whales, this list is full of variety, wonder, and fun facts for animal lovers to enjoy and remember.
Also Read: Animals That Begin With Letter A to Z
