ostriches have the strongest eggs
Animals that lay eggs are called Oviparous animals. These type of animals have no specific class as mammals as well as types of fishes and birds can produce eggs.
the lion is the strongest
Humans have the strongest weapons :)
This classification is birds.
if you're looking for the strongest animals ever, tyrannosaurus rex was ceartainly the strongest land carnivore to ever walk the earth
the worlds strongest animal is the tiger.
Tiger is the strongest animal in the jungle.
Lions aren't the strongest animals
Birds are the only animals in the phylum Aves. They are characterized by feathers, beaks, and laying eggs.
Kevlar level IV
Very few mammals lay eggs, the only examples are monotremes. No test has been carried out to find which is the strongest
There are many animals that lay eggs. Mammals do not. Here is a list of a few: Birds and Reptiles are the main animals known to lay eggs. The Platypus, even though it's a mammal, does infact lay eggs. Those are the main groups that I know of.