One of these animals is prototheria:
Correct answer: B. Spiny ant eater
- A. Alligator
- B. Spiny ant eater
- C. Penguin
- D. Porcupine
Explanation
Prototheria is a subclass of mammals that lay eggs. The only living members of Prototheria are the platypus and two species of echidna, also known as spiny anteaters.
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About Kingdom Animalia
Animals are multicellular, heterotrophic eukaryotes whose cells lack cell walls and chloroplasts, with specialised tissues in most groups. Coverage includes body symmetry, tissue layers, coelom, segmentation and levels of organisation, plus major phyla such as Porifera, Cnidaria, Platyhelminthes, Annelida, Arthropoda, Mollusca and Chordata.
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