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.).
1 Some marsupials include the kangaroo, the koala, and the opossum. 2  Egg laying-A few mammals lay eggs, they are called monotremes. 3  Monotremes include the platypus and the long-nosed spiny anteater. 4  A giraffe's tongue is 20 inches long. 5  They use it to clean their own ears.