Galapogos tortoises have a number of shell
variations, shown right. what are the advantages
of choosing a system examining the beaks of
finches instead of the shells of tortoises? check
all that apply.

Which of the following is not a possible effectof increasimg carbon dioxide levels in the atmosphere ?

Which of the following situations describes a adaptation for a mole? question 2 options: a mole is blind and cannot see underground. a mole is bright and attracts the attention of predator birds. a mole has a sensitive sense of smell to it find food underground.

In which state was more than 100 billion tons of coal mined in 2005?