Scavengers' Immunity and Adaptations

What happens to a creature's natural defenses shortly after it dies?

• They become stronger.

• They fail, allowing decomposers to invade.

• They remain unchanged.

• They repel all microbes.

How do wolves and foxes avoid diseased carcasses?

• By using their sense of smell.

• By observing other animals' reactions.

• By preferring prey killed by other predators.

• By eating only fresh meat.

Why do some scavengers prefer putrid carrion?

• It is more nutritious.

• It has fewer microbes.

• It tastes better.

• It is easier to detect and defend.

What unique method do burying beetles use to combat microorganisms?

• They rely on group immunity.

• They avoid eating decaying flesh.

• They smear carcasses with antimicrobial slime.

• They use stomach acid.

How do vultures' stomachs help them deal with microbes?

• Their stomachs are ten times more acidic than humans'.

• Their stomachs are less acidic than humans'.

• Their stomachs neutralize all toxins.

• Their stomachs are the same acidity as humans'.

What role does socializing play in scavengers' immunity?

• It has no effect on immunity.

• It weakens their immune systems.

• It helps build group-wide immunity.

• It spreads diseases.

How do vultures build resistance to toxins over time?

• By relying on other animals.

• By eating only fresh meat.

• By producing more antibodies with each exposure.

• By avoiding toxic exposures.

What is a similarity between human vaccination and scavengers' immunity?

• Both require social interactions.

• Both are ineffective against anthrax.

• Both involve controlled exposure to build immunity.

• Both rely on avoiding exposure.

What diseases have humans not yet beaten, according to the video?

• Influenza and tetanus.

• Botulism and anthrax.

• Rabies and cholera.

• Smallpox and meningitis.