1. Bullmastiff
These are special species of dog, which is courageous, loyal and sensitive in nature. It is strict towards intruders and thus acts as goof home guard during the night.

2. Doberman Pinscher
It is species, which became extremely popular since 1875 and has been the favourite choice for crime investigation bureau and the cops for identifying explosives and drugs.

3. Rottweiler
These are the smartest dog in the world and quite brave. They are affectionate to the master and strict to the unknown person. It is better to take care of him when he is around, if you are not well known to him.

4. Komondor
It is one of the most cute and hairy dogs in the world. Many may confuse it with a baby polar bear because of the amount of fur in their body. They are very sensitive to heat and prefer to stay in colder regions. Consider your home climate before buying this species.

5. Puli
The hair filled, sheepherders and aggressive in nature. They are also covered with furs and are extremely loyal to their masters. The also have a nature to bark more than the other common breed dogs.

6. Giant Schnauzer
It is one of the most powerful and dominant species, which is wilful by nature and extremely loyal and affectionate to the owners. They are usually black in colour but hybrids are also available.

7. German Shepherd
Intelligent by nature this dog breed is quite common in many houses. It is one of the most popular, useful and easily available breed. You can train them as per your need and also for service as search dogs in police.

8. Rhodesian Ridgeback
It is one of the most efficient hunting dogs and has the ability to grab the prey without any escape. They also act as good investigators to search out their queries with food or any person.

9. Kuvasz
This category of dog is very much in demand because of its soft nature and friendly attitude. They are born with a natural guarding instinct. Many opt for this breed because they are fancy dogs with capacity to guard your house.

10. Staffordshire Terrier
This breed was initially used for bear and bull fighting, and later had turned into a handsome domestic animal. They are sometimes bit unpredictable in nature and are very specific about taking food. They should be well trained to give you a loyal service.

1. Australian Cattle Dog
This is a very active breed and need to be exercised regularly – both mentally as well as physically. They were originally bred to herd cattle in Australia and are thus resourceful, free thinking and very protective.

2. Rottweiler
This breed of dogs has a fearsome reputation though they do not rightly deserve that tag. They are awesome family dogs, very intelligent and mostly outrageously courageous. They are one of the best dogs to own since they are very reliable.

3. Papillon
Papillons are a lot tougher than they really look. They are moody, sometimes aggressive and very possessive of their masters. They are very affectionate and that may surprise some. While these dogs are very intelligent, they are also pretty easy to train.

4. Labrador Retriever
This one is a very good looking dog, extremely loving, highly affectionate and very patient. Labrador Retrievers are one of the most popular dog breeds in the world. They need quite a bit of exercise, love to work and if you try and get them lazy they might develop weight problems. They are one of the best family dogs to have since they love children, other dogs and very well behaved.

5. Shetland sheepdog
Those who own this one claim that the dogs have intelligence at par with humans. They were originally bred to heard sheep and cattle. Shetlands have tremendous intelligence and a great ability to concentrate. Even though they are slightly wary of strangers, they are more than loyal to their own family. Since these are very affectionate dogs, they often crave human companionship.

6. Doberman Pinscher
Now this is one smart breed of dogs. Loyalty, assertiveness and courage are inborn within this breed. They are work-a-holics and have tremendous stamina. Widely they are known as a dominant breed but the temperament may vary from dog to dog. They are not exactly vicious but may grow aggressive when it comes to protecting their masters.

7. Golden Retriever
This breed of dogs comes with everything that makes us fond of dogs – loyal, loving, intelligent, patient, eager to please the master, fond of children etc. they are not only very obedient dogs but brilliant with performing tricks and following instructions.

8. German Shepherd
These dogs are blessed with a very strong protective instinct. Besides that, they are highly intelligent, smart and rather courageous. It is most happy when made to work since they want to use their intelligence in a fruitful way. While they are very good family dogs, if trained sternly, they would also be great with police.

9. Poodle
The poodle is very intelligent and also pretty easy to train. They like humans around them and get very depressed and sometimes destructive if left alone. They are sensitive, pleasant and intelligent guard dogs. Sometimes they can also be trained to hunt.

10. Border Collie
The most intelligent of the top ten smartest dogs, a Border Collie constantly needs work to keep them happy. They are very destructive if left alone. They need to be accompanied all the time, praised constantly and a large amount of exercise.

1. Black Rhino
It is a native to southern and east Africa. The black rhino population has decreased by 90% since the beginning of 1970. At present there are less than 3000 rhinos. Since they are killed mostly for their valuable horns, the trade of black rhinos has been banned from over 20 years now.

2. Giant Panda
This one is native to China and at present only a few less than 1000 are alive. Poaching and a loss of habitat are the reasons why this species is becoming extinct.

3. Tiger
Tigers are native to South East Asia and Russia. There are less than 6000 tigers left in the world today. Poaching of tiger body parts and the use of tiger bones in making Asian medicines are the reasons why tigers feel endangered today.

4. Beluga Sturgeon
These are ancient living fish fossils found only in the Caspian Sea. They have very high quality pearl like caviar. Poaching has been banned but it is beyond control to ensure they stay alive as markets are ready to pay very high prices for these.

5. Goldenseal
This is a rare herb that is believed to cure a range of ailments like hemorrhoids and allergies. They are found only in the hardwood forests of North America. Recently the demand for goldenseal has increased by 30%.

6. Alligator Snapping Turtle
The alligator snapping turtle brings very rare meat that is highly priced. It is the largest freshwater turtle known and native to North America. The number of these turtles is fast depleting due to international markets shipping them.

7. Hawksbill Turtle
This turtle is found mostly around tropical reefs. It is about three feet in length and has a distinctive snout and do not reproduce fast. Since they are traded illegally at a very high rate, the species is also nearing extinction. The shell of this tortoise is prized like jewel. No wonder it figures in the list of top ten endangered species.

8. Big Leaf Mahogany
Mahogany is known to have very good quality wood and is used widely in order to make furniture. These trees are distributed from the Amazon Basin till up to Mexico and their red wood is much cherished. However the trees grow individually in forests and not in groups. The inconsiderate depletion of the trees has caused a 70% fall in mahogany trees over the past few years.

9. Green Cheeked Parrot
This one is native to Mexico and can mimic the human voice. They make lovely pets and thus have a huge demand especially in the United States. Even though the trade of these birds has been prohibited, the same continues even today causing even more harm to the species.

10. Mako Shark
This one is a wanted species for its tender meat and majority of the consumers are from markets in Asia. The fins of the shark are also highly valued for medicinal purposes. Sometimes, the fins are stripped off the sharks and the sharks are left only to die in the sea.

1. Giant Schnauzer
This bread is just like the German Shepherd. Giant Schnauzer is trained in the Germany to help soldiers. Giant Schnauzer is a very dangerous dog; very bulky and they are of Great Dane size with the cleverness similar to Schnauzer.
These traits and his natural inclination to be brutally loyal make Giant Schnauzer a dog from which you have to be aware of. Stranger fretfulness in these dogs is very common than other ones.

2. Akita Inu
This dog breed “members” are powerful, heavy-boned as well as alert dogs. Akita Inu possesses a courageous and dignified persona and these dogs have the tendency to behave aggressively when they see other dogs.

3. Chow Chow
According to the American Kennel Club, “… this dog breed is reserved as well as discerning with the strangers. Their cat-like personalities makes them stubborn, independent, and less keen to entertain other breeds. This breed requires early training, socialization and few types of exercises daily.

4. Bullmastiff
This breed is confident and fearless. They were firstly bred to watch natural games preserve from poachers because they are accepted protectors of the house, they don’t bark much. Silence is an asset when protecting the preserves. These dogs are free thinkers and might not answer the customary obedience training.

5. Papillion
Papillion is quite small as well as very loyal dog to people, especially its owners. They are sleepy to strangers. Though these dogs generally are sweet-tempered, it is important to watch them carefully when they are around non-family members or various dogs come near their home.

6. Old English Sheepdog
OES (Old English Sheepdogs) are energetic and athletic and need a lot of exercise. Old English Sheepdogs were bred usually to direct sheep.

7. Dachshund
In German, Dachshund means “badger dog”. It was bred usually to dig in to holes, fight with badgers till death, and hunt for. Dachshunds are likely to be protective. He needs consistent affirmation from the owner throughout his life in order to build the integration, happiness, and smoothness in to family life.

8. Llasa Apso
The Llasos were indoor watchdogs who were bred since hundreds of years. They are obviously suspicious of strangers. Additionally, this breed possesses an independent and aloof personality –- it needs consistent handling all through his life as well as needs daily exercise or walks. Llaso’s are greatest breed for adult families.

9. Miniature Pinscher
Miniature Pinschers fall under top 10 most dangerous dog breeds. These dogs are animated, independent creatures and fearless. They are energetic, and need consistent reminder about the real alpha dog in the family.

10. Jack Russell Terrier
These small dogs are very energetic and bright. They need lot of exercise as well as are better handled in families that have older children because they don’t tolerate coarse handling by small children.