by laying too many eggs for sure survival

by sacrificing herself so the egg has something to eat

by keeping oxygen supply

pushing water current towards the egg so they have continues supply of oxygen

they are so little

they are blind

due to their size and eyes condition (blind)

because their cute and cuddly

By attacking their predator

allowing other bird to take care while she is watching nearby

by feeding and taking care of their young ones

all of the given

The mother leave the baby behind to be cared by the father

sacrificing his self (father) by watching the baby

taking turns in nurturing the baby

carrying the offspring until it is strong enough.

by fighting their predator

they don't know how to take good care of their young ones

allowing them to stay in their mouth for few weeks

they lure their enemy and feed them to their young ones

because they stay in their mom's stomach almost all their life

because after birth they will not leave their mom

because after birth, they will stay at the mom's pouch for almost a year until they can stand on their own.

because they enjoy riding at the back of their mom.

the mom take care of her baby

the dad take care of their baby

both mom and dad take turns in watching their baby

a group of elephants watch each other babies while the mom rest after giving birth.

they eat the scorpions

they feed their young the scorpions

they teach their young how to catch and protect themselves from scorpions

All of the above

the female

the male

both take turns in taking their babies

they do not care their young ones