Amazing Animals: Marine Mammal Quiz
When you think of marine life, you probably think about scaly fish with gills, but there are a variety of aquatic mammals that breathe air. So hold your breath and dive into the marine mammals quiz!
What's the largest animal on Earth?
- blue whale
- humpback whale
- whale shark
What marine mammal is referred to as the "wolf of the sea"?
What do baleen whales lack that other whales have?
What's the longest amount of time that whales can go without breathing?
- 20 minutes
- 75 minutes
- two hours
What are narwhal tusks made of?
What special sense do dolphins and some whales use to hear underwater?
- passive sonar
- lateral line
Which body part of a walrus is most useful for hunting?
What's the easiest way to tell the difference between true seals and sea lions?
- Look at the whiskers.
- Look at the ears.
- Look at the size of the body.
"Floating gold" is another name for what marine mammal excretion?
- whale vomit
- walrus sweat
- dolphin feces
Which of the following is a difference between dolphins and porpoises?
- Porpoises are considered toothed whales, while dolphins aren't.
- Porpoises have rounded, blunt muzzles, and dolphins have pointed ones.
- Porpoises are shier than dolphins.