the silver back whale is the only whale to lay eggs instead of giving live birth it is also the largest whale in the world and has three lungs <^>
Lizards.
the ostritch lays the biggest eggs today, but if dinosaurs were still alive they would lay the bigest eggs.
larva is the animal that lays pea sized eggs in your garden really its obvious
worns has 3 hearts an also lays eggs
platupus
trout
Snakes.
The bee humming bird lays the smallest egg at half a gram, and the ostrich lays the biggest at 3.3lbs. The animal that lays the smallest eggs are insects but when referring to vertebrates the animal that lays the smallest egg is the hummingbird.
An animal that lays eggs is oviparous.
The echidna is an animal which lays eggs. The echidna is covered in spines. Like platypuses, echidnas are monotremes, or egg-laying mammals.
non-mammal
A platypus.