Invasive Species and Their Impact

The video explores the concept of invasive species, explaining the differences between native, non-native, and invasive species. It provides case studies of invasive species like beavers, brown tree snakes, and feral pigs, highlighting their environmental and economic impacts. The video also discusses how these species spread and the challenges in managing them. A field study in the Everglades showcases efforts to control invasive species like the Burmese python and Argentine Tegu.

What is the main theme of the playful narrative at the beginning of the video?

• Arresting invasive species in the Everglades

• Cleaning up the house by arresting 'criminals'

• Exploring the Everglades ecosystem

• Studying native species in Florida

Which of the following is NOT a characteristic of invasive species?

• They can spread diseases

• They often lack natural predators

• They can cause environmental damage

• They are native to the ecosystem

How did the brown tree snakes impact the native birds of Guam?

• By destroying their nests

• By competing for food

• By eating them, leading to extinction

• By spreading diseases

What is one way invasive species can spread unintentionally?

• Through controlled breeding programs

• By being sold as ornamental plants

• By hitchhiking on trade ships

• Through deliberate release by pet owners

What is the estimated annual cost of invasive species to the U.S. economy?

• $1 billion

• $500 million

• $10 billion

• $120 billion

Which invasive plant species is known for causing beach erosion in the Everglades?

• Brazilian pepper

• Kudzu

• Melaleuca

• Australian pine

What is the primary role of Mike Rockford in the Everglades?

• Invasive species coordinator

• Wildlife photographer

• Environmental activist

• Tour guide

Why is the Everglades a hotspot for invasive species?

• It has a harsh climate

• It is protected by strict regulations

• It is isolated from human activity

• It has a favorable climate and many ports

What method is used to capture Argentine black and white tegus?

• Shooting with tranquilizers

• Using nets

• Setting traps with chicken eggs

• Using baited hooks

What unique feature helps identify a spectacled Cayman?

• Its long tail

• Its large size

• Its bright green color

• Its bony ridge between the eyes