WONDER #2206: Can Frogs Prevent Milk from Spoiling?

Question 1 of 3

According to an old Russian folk belief, putting a what in milk can keep it from spoiling?

1. aspirin
2. sponge
3. frog
4. spoon

Question 2 of 3

Frogs secrete antibacterial substances called what through their skin?

1. peptides
2. rolltides
3. microorganisms
4. defenders

Question 3 of 3

Scientists may be able to use frog peptides to create new what?

1. frog legs
2. Salmonella
3. milk containers
4. antibiotics

Check your answers online at https://wonderopolis.org/wonder/can-frogs-prevent-milk-from-spoiling.