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.
This animal may have sharp spines, but it isn't a porcupine! It's one of two types of primitive egg-laying mammals, or monotremes. (The other is the duck-billed platypus.).
Mammals generally bear  living young, but the monotremes (like the platypus) lay eggs and  the marsupials (like opossums) bear their young at a very low stage  of development and have to carry them in a body pouch until they  mature.ost young are born alive.They have hair or fur on their bodies.Mammals feed milk to their babies. All the amphibians are cold blooded.The does not live birth bit give the eggs which are jelly like.No hairs but skin is moist and rough with several glands.