The biggest threats to Christmas Island crabs during their annual migration are . a.
dogs
c.
automobiles
b.
cats
d.
fences

In general in which direction does wind blow

As , plants meet their needs for making food from air, soil, water, and the sun's energy in a process called there are plants called grow high in trees without here are words to put in the blanks. 1.) producers 2.) consumers 3.) chloroplasts 4.) epiphytes

Are the layers of rock above and below the coal older or younger?