What warm-blooded animals lay eggs?
Birds are warm-blooded animals with feathers and wings. They lay eggs, and most can fly (although many, including penguins and ostriches, cannot). Mammals are warm-blooded, and are nourished by their mothers’ milk; most are born live (however, the platypus lays eggs).
What is egg-laying animals called?
Use the adjective oviparous to describe an animal that lays eggs. Birds and lizards are oviparous. In fact, all birds are oviparous, as are most fish, reptiles, and insects. The word oviparous is most often used in biology classes to distinguish egg-laying animals from those that give birth to live babies, like humans.
What are the 3 mammals that lay eggs?
These three groups are monotremes, marsupials, and the largest group, placental mammals. Monotremes are mammals that lay eggs. The only monotremes that are alive today are the spiny anteater, or echidna, and the platypus. They live in Australia, Tasmania, and New Guinea.
Which of the following animal is warm-blooded?
Mammals and birds are warm blooded animals. Complete answer: Homoeothermic animals are those animals which have the ability to maintain a relatively constant body temperature. They are also known as warm blooded animals.
Do all marsupials lay eggs?
Only two kinds of egg-laying mammals are left on the planet today—the duck-billed platypus and the echidna, or spiny anteater. These odd “monotremes” once dominated Australia, until their pouch-bearing cousins, the marsupials, invaded the land down under 71 million to 54 million years ago and swept them away.
Do Anteaters lay eggs?
The spiny anteaters, or echidnas, make up four of the five species in the order Monotremata. These are primitive mammals that lay eggs like reptiles, but have hair and suckle their young. However, monotremes also have hair, produce milk, and are warm-blooded. …
What is Vivipary?
Vivipary refers to a seed that germinates into a seedling before being shed from the parent plant, e.g., Rhizophora, red mangrove.
What are the 5 egg-laying mammals?
Only five species of animals share this extraordinary egg-laying trait: the duck-billed platypus, and four echidna species, the western long-beaked echidna, eastern long-beaked echidna, short-beaked echidna, and Sir David’s long-beaked echidna. All of these monotremes are only found in either Australia or New Guinea.
What are the only 2 mammals that lay eggs?
Are Dolphins warm-blooded?
Like every mammal, dolphins are warm blooded. Unlike fish, who breathe through gills, dolphins breathe air using lungs. Whales and porpoises are also mammals. There are 75 species of dolphins, whales, and porpoises living in the ocean.
Do any mammals lay eggs?