Most domestic dogs are capable of reaching speeds of 32 kms per hour when running flat out but the members of the greyhound family may reach speeds up to 70 kms per hour.

It is a common belief that cats are color blind.  However, recent research has shown that cats can see blue and green, and possibly red.

The canine nose works one million times more efficiently than the human.

Cats spend 18 hours out of every 24 sleeping.

The average dog has 42 permanent teeth.