Nature's Wonders

Q: What is the largest land animal on Earth?

African elephant. The African elephant can weigh up to 14,000 pounds and stand 13 feet tall. They are highly intelligent and social.

Q: Which animal has the longest gestation period of any land mammal, carrying its young for approximately 22 months?

African elephant. The African elephant has the longest gestation period of any land mammal at around 22 months, giving birth to calves weighing roughly 120 kilograms.

Q: What is the fastest land animal?

Cheetah. The cheetah can reach speeds of 70 mph (112 km/h) in short bursts over flat terrain.

Q: What percentage of Earth's oxygen is produced by the ocean?

50%. Roughly 50% of Earth's oxygen comes from ocean phytoplankton through photosynthesis. The other 50% comes from land plants.

Q: What is the primary diet of a giant panda?

Bamboo. Giant pandas eat bamboo for roughly 14 hours per day, consuming 26–40 pounds to meet their nutritional needs.

Q: What is the largest tree species by volume?

Giant sequoia. The giant sequoia (Sequoiadendron giganteum) holds more wood volume than any other tree. General Sherman is the largest.

Q: How many chambers does a cuttlefish heart have?

3. Cuttlefish have three hearts: two pump blood to the gills, one pumps blood to the body.

Q: What is the smallest bird in the world?

Bee hummingbird. The bee hummingbird of Cuba weighs just 1.6–1.9 grams—smaller than many insects.

Q: Which biome is characterized by cold temperatures, permafrost, and limited vegetation?

Tundra. The tundra is found in Arctic regions with permanently frozen ground (permafrost), short summers, and minimal plant life.

Question 1

What is the largest land animal on Earth?

Accepted Answer

African elephant

Answer

Rhinoceros

Answer

Hippopotamus

Answer

Giraffe

Question 2

Which animal has the longest gestation period of any land mammal, carrying its young for approximately 22 months?

Accepted Answer

African elephant

Answer

White rhinoceros

Answer

Giraffe

Answer

Hippopotamus

Question 3

What is the fastest land animal?

Accepted Answer

Cheetah

Answer

Pronghorn antelope

Answer

Gazelle

Answer

Greyhound

Question 4

What percentage of Earth's oxygen is produced by the ocean?

Accepted Answer

50%

Answer

30%

Answer

70%

Answer

10%

Question 5

What is the primary diet of a giant panda?

Accepted Answer

Bamboo

Answer

Insects

Answer

Small mammals

Answer

Berries

Question 6

What is the largest tree species by volume?

Accepted Answer

Giant sequoia

Answer

Coast redwood

Answer

Douglas fir

Answer

Sitka spruce

Question 7

How many chambers does a cuttlefish heart have?

Accepted Answer

3

Answer

2

Answer

4

Answer

1

Question 8

What is the smallest bird in the world?

Accepted Answer

Bee hummingbird

Answer

Goldcrest

Answer

Wren

Answer

Hummingbird

Question 9

Which biome is characterized by cold temperatures, permafrost, and limited vegetation?

Accepted Answer

Tundra

Answer

Taiga

Answer

Desert

Answer

Grassland

Nature's Wonders

What is the largest land animal on Earth?

Publisher

Nature's Wonders