How to Use "oviparous" with Example Sentences

1. Birds , fish , and amphibians are " oviparous "
2. Primitive oviparous mammals found only in australia tasmania and new guinea .
3. Worms and insects : oviparous , viviparous , aquatic .
4. In 1843 , friedrich engels saw an egg of a duckbill in england . People told him that it was a mammal animal from australia . He broke into laughter after hearing it and said : " all the mammal animals were viviparous . The duckbill was oviparous , so it could not be a mammal animal " .