Download - How do mammals reproduce
![Page 1: How do mammals reproduce](https://reader033.vdocuments.net/reader033/viewer/2022061602/56816178550346895dd104f7/html5/thumbnails/1.jpg)
How do mammals reproduce
![Page 2: How do mammals reproduce](https://reader033.vdocuments.net/reader033/viewer/2022061602/56816178550346895dd104f7/html5/thumbnails/2.jpg)
GROUPS We can classify mammals into 3 groups
by the way that they reproduce Monotremes Marsupials Placental mammals
![Page 3: How do mammals reproduce](https://reader033.vdocuments.net/reader033/viewer/2022061602/56816178550346895dd104f7/html5/thumbnails/3.jpg)
MONOTERMS Monotremes don’t give birth . They lay
eggs.The young grow inside the eggs . They are quite well-developed when they come out .
![Page 4: How do mammals reproduce](https://reader033.vdocuments.net/reader033/viewer/2022061602/56816178550346895dd104f7/html5/thumbnails/4.jpg)
MARSUPIALS The young grow inside their mother´s
body , but they aren´t well-developed when they are born . They must continue to develop inside their mother´s puch .
![Page 5: How do mammals reproduce](https://reader033.vdocuments.net/reader033/viewer/2022061602/56816178550346895dd104f7/html5/thumbnails/5.jpg)
PLACENTAL MAMMALS They are the most numerous group of
mammals. The young grow inside the mother´s body.
They are well-developed when they are born.
![Page 6: How do mammals reproduce](https://reader033.vdocuments.net/reader033/viewer/2022061602/56816178550346895dd104f7/html5/thumbnails/6.jpg)
HUMANS BEGINS We are placental mammals . We also are
members of the primate family , along with chimpanzees and gorillas . We also share this characteristics with them .
We have fingers that we can use to manipulate objets .
Our eyes are at the front of our head . So we can see straight ahead .
We are different because we are bipedal . That means that we walk on two legs .
![Page 7: How do mammals reproduce](https://reader033.vdocuments.net/reader033/viewer/2022061602/56816178550346895dd104f7/html5/thumbnails/7.jpg)
PHOTO HUMAN BEINSIn
this photo we can see a
girl with a monkey.
![Page 8: How do mammals reproduce](https://reader033.vdocuments.net/reader033/viewer/2022061602/56816178550346895dd104f7/html5/thumbnails/8.jpg)
PLATYPUS Most platypus live in Australia, others
live in Tasmania . Their body is covered with dense, brown fur that traps a layer of insulating air to keep the animal warm . They are carnivores .
![Page 9: How do mammals reproduce](https://reader033.vdocuments.net/reader033/viewer/2022061602/56816178550346895dd104f7/html5/thumbnails/9.jpg)
QUESTIONS How many groups of mammals are there? Do monoterms give birth? Where do platypus live? Where do young marsupials grow?
![Page 10: How do mammals reproduce](https://reader033.vdocuments.net/reader033/viewer/2022061602/56816178550346895dd104f7/html5/thumbnails/10.jpg)
ANSWERDS There are 3 groups. No,they lay eggs. Most live in Australia, but others live in
Tasmania. In their mother´s body.
![Page 11: How do mammals reproduce](https://reader033.vdocuments.net/reader033/viewer/2022061602/56816178550346895dd104f7/html5/thumbnails/11.jpg)
VIDEOS MAMMALS
• DOCUMENTAL OF MAMMALS
![Page 13: How do mammals reproduce](https://reader033.vdocuments.net/reader033/viewer/2022061602/56816178550346895dd104f7/html5/thumbnails/13.jpg)
BY SOFIA GALLARDO
SUBJET:SCIENCECLASS:5ºA