Birdfoot's Grampa by Joseph Bruchac tells about the Grampa who considers every life on earth important. Showing such an act of kindness by saving a toad, it depicts the theme to live selflessly. In the above excerpt, the narrator asks his Grampa to stop saving toads as he won't be able to save them all and they have "got places to go". From this excerpt, the reader is most likely to infer that there are many toads.
In other words, is a connector to explain about the ideas previously expressed in a clearer way, or to repeat the same idea using a different set of words. In this case it is possible to see that Gracie does not express the exact same idea in the two connected statements.