Class Mammalia

1
Am I monogamous or polygamous?
Class Mammalia
Order Pinnipedia
Elephant seals are polygamous. One male breeds
with many females and defends harems of females
from other males.
2
Harbor seal
3
California sea lion
4
Class? Order? Common name?
Mammalia
Carnivora
Sea otter
5
Class? Order? Common name?
Mammalia
Carnivora
Polar bear
Why am I in danger of going extinct?
Polar bears use sea ice as a platform for
catching seals. They wait by the seals breathing
holes in the ice for a seal to come up for air.
Arctic sea ice is declining due to global warming
and polar bears are having a hard time gaining
enough weight in the summer to survive
hibernation in the winter.
6
Order Sirenia
Manatee
Herbivore
Am I a herbivore or a carnivore?
7
Class? Order? Common name?
Mammalia
Pinnipedia
Walrus
No, I am only found in the northern hemisphere. I
am found in the arctic.
Can you find me in the Antarctic?
8
This is a baleen whale (Order Cetacea Suborder
Mysticeti)
Baleen whales have a blowhole with two openings
9
What is this?
The baleen of a baleen whale
What suborder is this whale in?
Mysticeti
10
Mammalia
Class? Order? Suborder? Common name?
Cetacea
Odontoceti
Sperm whale
11
Identify 1 6 in the diagram below
1. Trachea
4. Muscle cells which have an oxygen carrying
pigment called myoglobin inside them
2. Lungs
5. The red blood cells (hemoglobin) is passing
its oxygen to myoglobin
3. Red blood cells with oxygenated hemoglobin
6. Oxygenated myoglobin
12
1. Air enters the mouth and nose
5. Primary bronchi or bronchiole tree
2. Pharynx
6. Alveoli
3. Esophagus (transport food to the stomach)
7. Larynx
4. Trachea (windpipe)
13
What kind of whale is in this diagram?
Humpback Whale
This whale is feeding by a process called?
Bubble netting
14
Common name? Order? Suborder?
Gray whale
Cetacea
Mysticeti
How does this whale feed?
Gray whales are baleen whales, thus they are
filter feeders. This whale is grabbing a mouthful
of sediment from the sea floor and will use its
baleen to filter out amphipods that are buried
in the sediment
15
Class? Order? Suborder? Common name?
Mammalia
Cetacea
Odontoceti
Dolphin
16
Breaching