monotreme in English

noun
1
a primitive mammal that lays large yolky eggs and has a common opening for the urogenital and digestive systems. Monotremes are now restricted to Australia and New Guinea, and comprise the platypus and the echidnas.
There are only three living monotremes , the duck-billed platypus and two species of echidna, or ‘spiny anteaters’, such as the one shown at right.

Use "monotreme" in a sentence

Below are sample sentences containing the word "monotreme" from the English Dictionary. We can refer to these sentence patterns for sentences in case of finding sample sentences with the word "monotreme", or refer to the context using the word "monotreme" in the English Dictionary.

1. Teinolophos, from Australia, is the earliest known monotreme.

2. A monotreme is a animal that lays eggs and suckles its young.

3. The Australian short-beaked echidna, a monotreme, is one of the oldest living mammals on earth.

4. A monotreme, like a reptile, has one opening, or orifice, for the passage of eggs, sperm, feces, and urine.

5. I would dream to do this in a monotreme, to find out if we could have a narcoleptic platypus.

6. There were once hundreds of monotreme species, but there are only five left: four species of echidnas and the duck-billed platypus.

7. The genetic sequence of this Aussie monotreme (a type of mammal) is detailed in the May 8 issue of the journal Nature.

8. A previous study of early monotreme fossils had suggested the platypus and the echidna diverged more than 110 million years ago, far longer than the genetic analysis indicates.