Animal Species

What were the monkey and sloth discussing in the branches?

• The number of trees

• The number of humans on the beach

• The number of animals in the jungle

• The number of birds in the sky

What activity did the monkey say humans were doing on the beach?

• Swimming

• Building sandcastles

• Sunbathing

• Playing volleyball

What is the reason given for why counting all animals is difficult?

• Animals move too quickly

• There are too many species

• Only rough estimates with wide margins of error exist

• Animals hide in the jungle

What did the monkey and sloth's conversation make the narrator think about?

• The beauty of nature

• The population of humans and animals

• The need for more trees

• The importance of naps

What percentage of sea species have not yet been discovered or described?

• 50%

• 75%

• 91%

• 100%

What is the relationship between the estimated total insect population and the total animal population on Earth?

• The insect population is half of the animal population.

• The insect population is equal to the animal population.

• The insect population is double the animal population.

• The insect population is one-fourth of the animal population.

What did the sloth think about the number of humans on the beach?

• There were none

• There were too few

• There were too many

• There were just enough

Tags

NGSS.MS-ESS3-4

What is the main challenge in estimating the total number of fish in the ocean?

• Fish are too fast to catch

• Fish live in deep waters

• Fish migrate frequently

• Fish are too small to count

Why is it challenging to determine the exact number of bird species worldwide?

• Birds have similar appearances

• Birds are too small to observe

• Birds live in remote areas

• Birds migrate across continents

What is a common method used to estimate the population of marine mammals?

• Listening to their calls

• Using underwater cameras

• Counting from boats

• Tagging and tracking