placental mammal उदाहरण वाक्य
उदाहरण वाक्य
- In placental mammals this process of gestation occurs inside the reproductive system of the mother of the embryo.
- The exceptions to dichromatic vision in placental mammals are monochromats, and both sexes of howler monkeys are trichromats.
- In extant placental mammals, the maximum dental formula is : Mammal teeth are usually symmetrical, but not always.
- Further evidence is needed, however, to indicate whether that was important in their diverging from placental mammals, they added.
- Afrotheria is now recognized as one of the three major groups within the Eutheria ( containing placental mammals ).
- Marsupial and placental mammals do not lay eggs, but their unborn young do have the complex tissues that identify amniotes.
- In healthy humans ( and placental mammals the male ejects urine through the penis, and the female through the vulva.
- Mammals found to possess these genes include monotremes ( platypus ) and marsupials ( opossum ) but not placental mammals.
- See list of placental mammals and list of monotremes and marsupials for more detailed information on mammal genera and species.
- This find suggests that placental mammals did coexist with marsupials in Australia in the early Tertiary, although only marsupials persisted.