Certain tree frogs in South America actually secrete a powerful _____ from their skin.

toxin
vitamin
space
gill
larva

toxin

As the tadpoles mature, they begin to feed on _____.

corn
seeds
rodents
plants
insects

insects

Certain tree frogs in South America actually secrete a powerful toxin from their skin. This toxin is a defense mechanism that helps them deter predators. To find the answer to this question, you can conduct a simple internet search using keywords such as "South American tree frogs" or "toxin-secreting tree frogs." This will lead you to various reliable sources, such as scientific research articles or nature documentaries, that discuss the interesting adaptations of these frogs.