Answers Oviparous pattern of reproduction is the most common, while ovoviparous is the least common. The ovoviparous pattern is known to occur in some insects, some fishes, some amphibians and in some reptiles species.
Viviparous pattern occurs in placental mammals.
Grasshopper, salmon, housefly, chicken, duck-billed platypus, etc. Yes, all birds and reptile do 25. Yes, grasshoppers, housefly and many other insects and other invertebrates 26. Frogs, salmon, jellyfish, etc.