![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhj9YhrMrVjuE_hrvqiGVcRXYycy7hMHzzS0uamyzbrmqw3V49EDFtmbkOK1dSHxtE51Ds914yGsABOkMN3fWOIGBJlmtNJYtGymX_8t-jMPVmmnCaVqeMWPmrirUwTtYuo2zqjwhyphenhyphen5i_Q/s200/marsupial.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj_DIa0DcbkznaOVzbCHxNwEvdHS8W_uSpA1aj3ilun0fjnmhd1MSamgr6qxKJUD-gCNW6eojILUdFVAbP4WZe3gDTRhbyeE8HPCNT-5qlvhvgh6WKkvvodv6OQ2XqTNKKjri8dMWYjrkI/s200/Koala_Baby.jpg)
Feed on mothers- mammals only animals that take care of their young.
Warm blood- They live in warm places and can stand the heat.
Fur all over- only mammals have fur.
Marsupial pouch- Where their young stay to feed and grow.Live young- Mammals are the only animals that do not lay eggs.
These animals are put in this order because of these characteristics, -Warm blooded, -have fur all over their body, -feed on their mother, -marsupial pouch, -live young not eggs.