Protecting their babies

This task is about animal adaptations to protect their young.
kangaroo with baby joey
Marsupials like this kangaroo carry their young in a pouch. The young are born very underdeveloped (2 cm long and weighing 1 gram). The baby remains in the mother's pouch for 8 months. By the end of this time the young kangaroo has become more independent.  

Question 1Change answer

a)  In terms of survival of the young, what are two benefits of it being carried around in the mother's pouch?
1.
2.
 

Question 1Change answer

b) What is one disadvantage for the mother of having the baby in her pouch?

Question 1Change answer

c)  A new-born foal can be on its feet within an hour of being born.
     Then it must try to keep up with its mother and the other animals of the herd.
     How does keeping up with the herd help the young horse to survive?