All mammals share certain characteristics, like warm blood and backbones. But despite their similarities, these creatures also have many biological differences — and one of the most remarkable differences is how they give birth.
Watch a video and choose the correct answers.
1. What do you call the solid disc of blood rich tissue that is used to feed and oxygenate the embryo inside of animals such as humans, whales, dogs and cats?
c) Umbilical cord
2. Human, cats, dogs and whales are all considered:
a) Placental Mammals
d) Land mammals
3. When a kangaroo gives birth to her offspring it is the size of a(n) __________ before it first enters her pouch.
b) Jelly bean
4. Monotremes are mammals that lay eggs. The word monotreme literally means:
a) One egg
b) One hole
d) One offspring
5. Other than the platypus, the only other type of monotreme that lives on Earth today are the:
6. Most of the mammals that exist on Earth today are placental mammals. Name three placental mammals from three different continents that were not mentioned in the video.
Educator Kate Slabosky
Director Petya Zlateva
Producer Vessela Dantcheva
Animator Petya Zlateva
Designer Petya Zlateva
Illustrator Petya Zlateva
Sound Designer Alexander Daniel, Alexander Evtimov, Mihail Yosifov
Composer Alexander Daniel, Alexander Evtimov, Mihail Yosifov
Script Editor Emma Bryce