Table of Contents
Do mammals give birth or lay eggs?
Mammals – Almost every mammal gives live birth (except the platypus and the echidna). Reptiles – Most lay eggs, but there are numerous snakes and lizards that give live birth. 3. Fish – A very small percentage of fish are known to give live birth, including some sharks!
Do birds and mammals lay eggs?
Among the vertebrates — mammals, birds, reptiles, amphibians, fishes (i.e., the taxonomic groups with which people are generally familiar) — most lay eggs. All turtles and crocodilians lay eggs, as do all of the 10,000 recognized species of birds (some ornithologists suggest 20,000).
Which animal does not lay eggs?
Birds, insects, reptiles and fishes are oviparous animals. Animals which reproduce by giving birth to their young ones are called viviparous animals. These animals do not lay eggs. Mammals like cat, dog and man are viviparous animals.
What do animals do lay egg the most?
There are seven chicken breeds that are high egg-laying breeds- hens that lay over 300 eggs in a year. Golden Comet, Lohmann Brown, Leghorn, Ancona, Australorp, Rhode Island Red, and Black Star breeds, and hybrids are the highest egg producers in the poultry world.
Are there any male animals that lay eggs?
Amphibians lay eggs that are fertilized externally by the males. Reptiles include crocodiles, snakes, lizards, and turtles. These animals are adapted to live on land or in water.
What are the names of the mammals that lay eggs?
There are three orders of the class Mammalia : monotremes , marsupials, and placental mammals. Monotremes are the only mammals that lay eggs. There are only two egg-laying mammals on the planet: the duck-billed platypus and the spiny anteater (or echidna).
What are some examples of mammals that lay eggs?
Duck-billed Platypus. The platypus has a squat beaver-like body,with webbed feet.