In which one of the following sets of animals do all four give birth to their young ones?
Correct answer: A. Kangaroo, hedgehog, dolphin and loris
- A. Kangaroo, hedgehog, dolphin and loris
- B. Lion, bat, whale and ostrich
- C. Platypus, penguin, bat and hippopotamus
- D. Shrew, bat, cat and kiwi
Explanation
Kangaroo, hedgehog, dolphin and Loris are mammals and thus give brith to young ones. Ostrich and kiwi are brids that lay eggs. Platypus is the most primitive living mammal that lays eggs. Other animals in the options are mammals and give birth to young ones.
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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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