III.2.E.1

Benchmark 1
Explain characteristics and functions of observable body parts in a variety of animals.

Benchmark Clarification

Animals can be sorted by their observable body parts. Students will categorize an animal according to its characteristics and how the characteristics work.

Examples:

* Insulation: fur, feathers, blubber
* Support: exoskeleton (outer), endoskeleton (inner)
* Food-Getting: claws, beaks, teeth
* Protection: quills, horns, claws, eyes
* Movement: legs, wings, fins, webbed feet

Students will:

* Categorize an animal according to its characteristics and how those characteristics work
* Categorize vertebrates — animals with a backbone
* Categorize invertebrates — animals without a backbone

Key Concept / MEAP Vocabulary
Observable characteristics:

* fur
* scales
* feathers
* horns
* claws
* eyes
* quills
* beaks
* teeth
* skeleton
* muscles
* exoskeleton

Functions:

* insulation
* support
* movement
* food-getting
* protection

Real World Context
Vertebrate and invertebrate animals:

* humans
* cows
* sparrows
* goldfish
* spiders
* insects
* crayfish