baby chicks, bunnies, chipmunks, and chinchilla's.
egg--tadpole--frog egg--meal worm--darkling beetle caterpillar--butterfly
elaborate... what animal is it you want to know about?
The general answer is genetics.
Because of something called DNA which is in all living things. Each living thing has it's own unique strand of DNA. Whenever something has a child, the child's DNA is going to be similar to the...
Humans
Baby Swan's New Home
Baby Manatee
Rare Baby Monkey
Sheep Adopts Elephant