Are Guppies Mammals Or Fish?

Are Guppies Mammals Or Fish? Guppy Kingdom:Animalia Phylum: Chordata Class: Actinopterygii Order: Cyprinodontiformes Do guppies lay eggs? Since guppies give live birth instead of laying eggs, guppy fry (baby fish) are born more developed that most fish. Unlike egg layers, they start life as miniature adults. A guppy can start to reproduce at only 2