because
Air.
bla bla bla!
no
Theuy're sources of protein, and you need some of that to remain healthy.
Yes.
No, they are simply substances we need (in small quantities) in order to remain healthy.
A cow is more important than a bee cos from a bee we can only get honey but from a cow we get all the things we need to keep us healthy like yoghurt and milk and even butter so a Cow is more important
because it has calcium
Probably not
Yes,but only sometimes.Milk is Vitamin D but not enough nutrition you need to eat a lot of vegetables to be very healthy
parakeets need partners or they get very lonely when your out of the room,shool,work,ect.
Starving is not good for your body, it deprives yourself of the energy and nutrients you need to remain healthy and well.