All mammals (excluding the platypus and echidna), very few reptiles (such as the boa constrictor and rough snouted gecko), and certain species of fish and other marine animals (though very few) give life birth rather than laying eggs.
BirdsReptilesFish (some)Amphibians (most)Monotremes - a class of mammal
Some cold blooded vertebrates that usually lay eggs are amphibians such as salamanders and frogs. Also reptiles are cold blood vertebrates that lay eggs such as snakes and alligators.
Only birds lay eggs
A calliper is a measuring device, not an animal. It does not lay eggs.
An animal that does not lay eggs is a viviparous animal.
Reptiles
Yes. Only female platypuses are able to lay eggs. This is the case with all egg-laying vertebrates.
they laythere eggs on animal waste
Depends on the animal.
no the only male animal that can lay eggs are sea horses
An animal that lays eggs is oviparous.
Oviparous means that the animal lays eggs. Most fish lay eggs.