-When bunnies give birth you might not need that much help, maybe just you and an adult. But, if that's going to happen I would suggest a vet there if that happens.
Congenital happens before birth, acquired after.
Birth, teenage years, adult, and then giving birth.
A newly hatched ostrich weighs between 1,600 and 2,300 grams at birth. When fully grown an adult ostrich can weigh well over 125 kilograms.
There is no such thing as an adult peacock having a weight at birth. If you mean a baby peacock at birth it ranges from many different types of numbers. Hope this helps:)
birth to kit to adult
a calf became an adult after 8 to 9 month from its birth.
100 cm at birth and upto 237 as a adult-james mchmanasapin expert on blue whales.
That varies a lot. A tiny fraction of a gram at the moment of conception, usually between about 2-4 kilograms at birth, and usually between about 50-100 kg as an adult.
nothing.
(birth/pup/adult)Great White Shark
Aging happens. Some might think puberty happens, but that is when you are first becoming a teenager or a young adult.