| The ____ of a butterfly is an example of metamorphosis. |
abdomen |
| Female kangaroos carry their young in a ____. |
botany |
| An ostrich ____ can weigh up to four pounds. |
camouflage |
| Some animals use ____ to blend into the background. |
egg |
| All insects have a three-part body: head, thorax, and ____. |
embryo |
| Some swifts use their gummy ____ to build their nests. |
life cycle |
| A seed contains a plant ____. |
pouch |
| The study of plants is called ____. |
saliva |
