Animals that lay eggs are called:

Concept: Creatures that lay eggs are called oviparous. In oviparous creatures, fertilization is put inside, but fetus improvement is put externally. 

The eggs of winged creatures such as hens and ducks carry a youthful fetus in them. The hard shells of eggs secure them from harm. Once the embryo is developed, the egg hatches. The characteristic of egg-laying creatures is known as oviparity. All winged creatures lay eggs with a commonplace difficult calcium shell. Frogs are egg-laying creatures of land and water with delicate, thick eggs requiring continuous hydration. Nearly all angles are oviparous.

Hence, the correct answer is option B.