How & Why
9 total works
Describes some of the ways such different creatures as terns, chipmunks, bears, toads, weasels, and praying mantises survive the winter.
Briefly describes how such insects as a praying mantis, silk worm, and bumblebee grow from eggs and larvae to adults.
Explains how and why pitcher plants, sundews, and other carnivorous plants trap insects for food.
Explains how different kinds of birds use their beaks for such things as eating, preening, and courtship displays.
Explains how animals protect their eggs and why some animals lay their eggs in special places.
Describes some of the various places where birds build nests and lay their eggs.
Briefly describes some of the different ways various kinds of seeds are carried from place to place to find good places to grow.
Briefly explains how spiders make silk and use it in various ways.
Explains how insects use plants for food and how their presence is helpful to the plants.