It gives us a selective advantage as any grandmother can attest.
Yes, mammals have hair or fur,and females.
No. Mammals are defined as "a warm-blooded vertebrate animal of a class that is distinguished by the possession of hair or fur, females that secrete milk for the nourishment of the young, and (typically) the birth of live young".
In species such as mammals and birds the male species is typically larger than females. However, other than those the opposite occurs. In the majority of reptiles the females are larger than the males except lizards and crocodiles and most insects the female is larger than the males.
no they do not. Mammals are divided into three groups; monotremes, marsupials, and placental mammals.
Most mammals tend to live in social groups so usually females in the group will take it in turns to to care for the babies while other females find and bring back the food then, all the females will help to feed
All primates are mammals, no matter if they are males or females.
Yes, but unlike with mammals, in the case of birds females have XY, and males have XX. With mammals like us males have XY and females have XX.
They have poisonous spurs and the females lay eggs.
Fur and mammary glands (in females).
Warm Blood Fur Females produce milk
Yes, as are most mammals.
Yes.