Float can contain up to seven digits in total, not just following the decimal point â so, for example, 321.1234567 cannot be stored in float because it has 10 digits. If greater precisionâmore digitsâis necessary, the double type is used.
Back to Animals. 1  Live young-Most mammals give birth to live young (instead of laying eggs like birds or reptiles). 2  Marsupials-Marsupials are special types of mammals that carry their young in a pouch. 3  Egg laying-A few mammals lay eggs, they are called monotremes. 4  A giraffe's tongue is 20 inches long. 5  A hard working mole can dig a hole up to 300 ...
Some of the things that mammals have are: warm blood most young are born alive every mammal is a vertebrate (has a spine and spinal cord) mammals feed milk to there yo â¦ ung they are covered in fur or some form of hair.here are two egg-laying mammals. The platypus and the echidna are both egg-laying mammals, or monotremes. They are still classified as mammals be â¦ cause they feed their young on mothers' milk-a characteristic unique to mammals alone. There are just three known species of egg-laying mammals, or monotremes.