Click the photos to see the answers to the questions.
Answers are posted every night.

Although it looks like a cactus, this plant is not. How can you tell?

How can evergreen leaves survive all winter, while the leaves of many other plants freeze and die?

OK, so we need transformers to change the high voltage to low voltage for our homes. Why don't they just use low voltage electricity in the powerlines?

What is the purpose of those things that look like trash cans that hang on power poles?

What US National Park was this photo taken in?

What is the difference between the hunting tactics of brown pelicans and white pelicans?

What can you tell by looking at this turtle's eyes?

As the weather starts to get warmer, or at least less chilly, here in Florida, the roses are starting to leaf out. Why are the young leaves of so many plants red?

This is a wider shot of the Calico Crab shell. These crabs are adapted to live in a very special environment. Where do they live?