Animal Structures

_______________ means to cut something open and observe what is inside.

The best 4th grade teacher is _______________

An ________________ is an internal skeleton.

_______________ is scientists who study animals.

A ______________ is a hard outer covering.

A ________________ is an animal without a backbone.

__________________ is the arrangement of food, water, shelter, and space necessary to the animal’s survival.

____  is the total surroundings (all of the living and nonliving elements or conditions that affect the animal’s life).

A __________________ is an animal with a backbone.

What is your favorite food of those listed below?

_____________ means "head-foot", mollusks that head is connected directly to their arms/foot.

____________ are special cells which help squid change colors(black dots from the squid's body).

_____________ the study of life and living things.