North Americas 3 Billion Lost Birds SciShow News

The video discusses the alarming decline in bird populations in North America, with a 29% drop since 1970. It highlights the impact of habitat loss and climate change, and suggests personal actions to mitigate the crisis. Additionally, it covers a study on cat attachment to humans, revealing that cats form bonds similar to dogs and children, challenging their aloof reputation.

What percentage of bird populations in the United States and Canada has declined since 1970?

• 60%

• 45%

• 29%

• 15%

Which bird groups have shown a recovery due to conservation efforts?

• Grassland birds

• Migrating birds

• Waterfowl and raptors

• Warblers and sparrows

What is one suggested action to help mitigate the bird population crisis?

• Plant more native trees

• Install more reflective windows

• Keep cats outdoors

• Use more pesticides

According to the study, how do cats form attachments to humans?

• Not at all

• Only when they are adults

• In a similar way to dogs and children

• Only when they are kittens

What percentage of kittens were found to be securely attached to their human caregivers?

• 50%

• 64%

• 75%

• 90%